Company lists · Data refreshed October 2026
Top 25 Diamond manufacturers worldwide
RevenueBase identified 7,650 company matches for diamond manufacturers worldwide as of October 2026 and tracks 90,498 professional contacts across them, including 15,057 with verified work emails. The United States is the largest market and New York the largest hub.
This list covers company matches for diamond manufacturers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 11, 2026. Country and city lists for diamond manufacturers follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest diamond manufacturers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 4,387 contacts → | ||||
Exact match “Debswana is the largest private sector employer in Botswana, with more than 4 staff members.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 2 | 3,907 contacts → | ||||
Exact match “The only luxury diamond brand present at source.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 3 | 2,144 contacts → | ||||
Exact match “Jared is redefining how luxury is felt and expressed, through unique and memorable customer experiences and an array of on-trend, high-quality 18K gold and diamond fine jewelry…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 4 | 1,173 contacts → | ||||
Exact match “Petra Diamonds is a leading independent diamond mining group and a consistent supplier of gem quality rough diamonds to the international market.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 5 | 1,115 contacts → | ||||
Exact match “The KGK group, established in 1905 by the Kothari family of Jaipur (India), is a global corporation with fully integrated operations in the Gems & Jewellery industry, with a…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 6 | 1,107 contacts → | ||||
Exact match “GIVA is a premium jewellery brand aiming with a vision to make authentic, elegant and fine jewellery accessible in India.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 7 | 1,088 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 8 | 1,035 contacts → | ||||
Exact match “KIRAN GEMS is the World’s Largest Manufacturer of Natural Diamonds and India’s Premier Diamantaire, establishing benchmarks not just for sheer scale of operations, but also for…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 9 | 1,032 contacts → | ||||
Exact match “Com 80 anos de história, a HStern é reconhecida mundialmente pelos conceitos criativos, iniciativas pioneiras e qualidade tradicional de suas joias.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 10 | 920 contacts → | ||||
Exact match “Blue Nile was founded in with the idea that the diamond and engagement ring business was ready for innovation.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 11 | 895 contacts → | ||||
Exact match “Global Pioneers in the art of jewelry and diamond perfection since ORRA's diamonds are rare, unique & responsibly sourced.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 12 | 854 contacts → | ||||
Exact match “At Hari Krishna Exports, we are a global leader in the natural diamond industry, powered by a purpose that goes beyond our stones.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 13 | 847 contacts → | ||||
Exact match “Founded in 1964, GRT Jewellers is one of India's leading jewellery destinations.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 14 | 792 contacts → | ||||
Exact match “Jawhara Jewellery® – Jewellers since 1907 With extensive knowledge and decades of jewellery business experience, Jawhara as an Emarati Jewellery company was born out of the notion…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 15 | 653 contacts → | ||||
Exact match “It all started when PC Jeweller first opened its first showroom in 2005 in Karol Bagh, New Delhi with a vision to redefine elegance, allure and style in the form of stunning…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 16 | 607 contacts → | ||||
Exact match “ALROSA Company Limited is one of the world’s leading companies in the field of diamond exploration, mining and sales of rough diamonds, and diamond manufacture.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 17 | 583 contacts → | ||||
Exact match “Founded in 1995 and headquartered in Charlotte, North Carolina, Diamonds Direct offers one of the largest selections of fine jewelry and diamonds in the United States.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 18 | 538 contacts → | ||||
Exact match “Founded in 1946 by Bill and Roberta Zimmer in Wilmington NC, REEDS Jewelers is a true American success story.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 19 | 476 contacts → | ||||
Exact match “Rosy Blue is one of the most renowned diamond and jewelry companies in the world.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 20 | 456 contacts → | ||||
Exact match “KISNA is the flagship diamond and gold jewellery brand from the Hari Krishna Group that offers trusted diamond expertise in design and innovation.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 21 | 453 contacts → | ||||
Exact match “Namibia has the richest known marine diamond deposits in the world and is among the top 10 producers of gem quality diamonds globally.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 22 | 431 contacts → | ||||
Exact match “There’s nowhere quite like The Beaverbrooks Group.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 23 | 406 contacts → | ||||
Exact match “We produce diamonds, profitably, sustainably and responsibly for the benefit of our shareholders and other stakeholders whilst making a lasting contribution to Namibia.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 24 | 406 contacts → | ||||
Exact match “Dharmanandan Diamonds, widely known as DDPL is a prominent natural diamond manufacturing company.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
| 25 | 389 contacts → | ||||
Exact match “At HABIB Group, we take pride in being the leading retailer and distributor of exquisite products, showcasing the finest craftsmanship and timeless beauty.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “diamond manufacturers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 7,650 diamond manufacturers worldwide
See the full list, filter by size, metro and specialty, and access 15,057 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Diamond manufacturers worldwide at a glance
As of Oct 11, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for diamond manufacturers are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “diamond manufacturers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 15,057 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on October 11, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Diamond manufacturers by location
40 lists · largest firstEvery Diamond manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Diamond manufacturers based in the United States1,840
- Diamond manufacturers based in India1,764
- Diamond manufacturers based in the United Kingdom337
- Diamond manufacturers based in Canada210
- Diamond manufacturers based in Australia196
- Diamond manufacturers based in the United Arab Emirates186
- Diamond manufacturers based in Belgium178
- Diamond manufacturers based in Italy149
- Diamond manufacturers based in Hong Kong130
- Diamond manufacturers based in France107
- Diamond manufacturers based in Germany103
- Diamond manufacturers based in Türkiye98
- Diamond manufacturers based in Israel95
- Diamond manufacturers based in Thailand88
- Diamond manufacturers based in South Africa78
- Diamond manufacturers based in Switzerland76
- Diamond manufacturers based in Spain59
- Diamond manufacturers based in the Netherlands45
- Diamond manufacturers based in Singapore43
Cities
- Diamond manufacturers based in New York, United States437
- Diamond manufacturers based in Mumbai, India397
- Diamond manufacturers based in Surat, India345
- Diamond manufacturers based in Jaipur, India245
- Diamond manufacturers based in London, United Kingdom188
- Diamond manufacturers based in Dubai, United Arab Emirates130
- Diamond manufacturers based in Antwerp, Belgium118
- Diamond manufacturers based in Los Angeles, United States98
- Diamond manufacturers based in New Delhi, India88
- Diamond manufacturers based in Bangkok, Thailand65
- Diamond manufacturers based in Toronto, Canada60
- Diamond manufacturers based in Ramat Gan, Israel56
- Diamond manufacturers based in Paris, France51
- Diamond manufacturers based in Bangalore, India42
- Diamond manufacturers based in Sydney, Australia41
- Diamond manufacturers based in Chicago, United States38
- Diamond manufacturers based in Hong Kong, Hong Kong38
- Diamond manufacturers based in Singapore, Singapore37
- Diamond manufacturers based in Dallas, United States35
- Diamond manufacturers based in Houston, United States35
- Diamond manufacturers based in Melbourne, Australia33
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “diamond manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many diamond manufacturers are there worldwide?
RevenueBase identified 7,650 company matches for diamond manufacturers worldwide as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Debswana Diamond Company tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most diamond manufacturers?
The United States leads with 1,840 companies, followed by India (1,764) and the United Kingdom (337). Every diamond manufacturers list by country and city is linked on this page.
Which city has the most diamond manufacturers?
New York leads with 438 company records, followed by Mumbai (398) and Surat (346).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 15,057 professional contacts with verified work emails tracked across these 7,650 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 11, 2026.
Ready to reach these companies? Verified emails and direct dials for all 7,650 diamond manufacturers worldwide. Start with a free account, no credit card.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
Company intelligence · public preview
Top 25 diamond manufacturers worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 7,650 matching company records for diamond manufacturers worldwide, with 90,498 tracked contacts and 15,057 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 11, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 diamond manufacturers worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Debswana Diamond Companydebswana.com HQ: Gaborone, BotswanaReported employees: 5,001-10,000 | Gaborone, Botswana | 5,001-10,000 | Exact match | 4,387 contacts → |
“Debswana is the largest private sector employer in Botswana, with more than 4 staff members.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  DE Beers Groupdebeersgroup.comHQ: London, United KingdomReported employees: 10001+ | London, United Kingdom | 10001+ | Exact match | 3,907 contacts → |
“The only luxury diamond brand present at source.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Jared Jewelersjared.comHQ: Akron, OH, United StatesReported employees: 5,001-10,000 | Akron, OH, United States | 5,001-10,000 | Exact match | 2,144 contacts → |
“Jared is redefining how luxury is felt and expressed, through unique and memorable customer experiences and an array of on-trend, high-quality 18K gold and diamond fine jewelry…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Petra Diamondspetradiamonds.com HQ: St. Helier, JerseyReported employees: 5,001-10,000 | St. Helier, Jersey | 5,001-10,000 | Exact match | 1,173 contacts → |
“Petra Diamonds is a leading independent diamond mining group and a consistent supplier of gem quality rough diamonds to the international market.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | KGK Groupkgkgroup.com HQ: Kowloon, Hong KongReported employees: 10001+ | Kowloon, Hong Kong | 10001+ | Exact match | 1,115 contacts → |
“The KGK group, established in 1905 by the Kothari family of Jaipur (India), is a global corporation with fully integrated operations in the Gems & Jewellery industry, with a…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  GIVAgiva.coHQ: Bangalore, IndiaReported employees: 1,001-5,000 | Bangalore, India | 1,001-5,000 | Exact match | 1,107 contacts → |
“GIVA is a premium jewellery brand aiming with a vision to make authentic, elegant and fine jewellery accessible in India.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Stuller, INCstuller.comHQ: Lafayette, LA, United StatesReported employees: 1,001-5,000 | Lafayette, LA, United States | 1,001-5,000 | Exact match | 1,088 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 8 | Kiran Gems Private Limitedkirangems.com HQ: Mumbai, IndiaReported employees: 10001+ | Mumbai, India | 10001+ | Exact match | 1,035 contacts → |
“KIRAN GEMS is the World’s Largest Manufacturer of Natural Diamonds and India’s Premier Diamantaire, establishing benchmarks not just for sheer scale of operations, but also for…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Hsternhstern.com.brHQ: Rio De Janeiro, BrazilReported employees: 1,001-5,000 | Rio De Janeiro, Brazil | 1,001-5,000 | Exact match | 1,032 contacts → |
“Com 80 anos de história, a HStern é reconhecida mundialmente pelos conceitos criativos, iniciativas pioneiras e qualidade tradicional de suas joias.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Blue Nilebluenile.comHQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 920 contacts → |
“Blue Nile was founded in with the idea that the diamond and engagement ring business was ready for innovation.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Orra Fine Jewelleryorra.co.inHQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 895 contacts → |
“Global Pioneers in the art of jewelry and diamond perfection since ORRA's diamonds are rare, unique & responsibly sourced.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Mumbai, IndiaReported employees: 5,001-10,000 | Mumbai, India | 5,001-10,000 | Exact match | 854 contacts → |
“At Hari Krishna Exports, we are a global leader in the natural diamond industry, powered by a purpose that goes beyond our stones.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  GRT Jewellers India Private Limitedgrtjewels.comHQ: Chennai, IndiaReported employees: 10001+ | Chennai, India | 10001+ | Exact match | 847 contacts → |
“Founded in 1964, GRT Jewellers is one of India's leading jewellery destinations.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Jawhara Jewelleryjawharajewellery.comHQ: Dubai, United Arab EmiratesReported employees: 1,001-5,000 | Dubai, United Arab Emirates | 1,001-5,000 | Exact match | 792 contacts → |
“Jawhara Jewellery® – Jewellers since 1907 With extensive knowledge and decades of jewellery business experience, Jawhara as an Emarati Jewellery company was born out of the notion…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  PC Jeweller LTDpcjeweller.comHQ: New Delhi, IndiaReported employees: 1,001-5,000 | New Delhi, India | 1,001-5,000 | Exact match | 653 contacts → |
“It all started when PC Jeweller first opened its first showroom in 2005 in Karol Bagh, New Delhi with a vision to redefine elegance, allure and style in the form of stunning…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Alrosa Company Limitedalrosa.ru HQ: RussiaReported employees: 10001+ | Russia | 10001+ | Exact match | 607 contacts → |
“ALROSA Company Limited is one of the world’s leading companies in the field of diamond exploration, mining and sales of rough diamonds, and diamond manufacture.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Diamonds Directdiamondsdirect.comHQ: Charlotte, NC, United StatesReported employees: 501-1,000 | Charlotte, NC, United States | 501-1,000 | Exact match | 583 contacts → |
“Founded in 1995 and headquartered in Charlotte, North Carolina, Diamonds Direct offers one of the largest selections of fine jewelry and diamonds in the United States.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Reeds Jewelersreeds.comHQ: Wilmington, NC, United StatesReported employees: 501-1,000 | Wilmington, NC, United States | 501-1,000 | Exact match | 538 contacts → |
“Founded in 1946 by Bill and Roberta Zimmer in Wilmington NC, REEDS Jewelers is a true American success story.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Rosy Bluerosyblue.com HQ: Antwerp, BelgiumReported employees: 5,001-10,000 | Antwerp, Belgium | 5,001-10,000 | Exact match | 476 contacts → |
“Rosy Blue is one of the most renowned diamond and jewelry companies in the world.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  KISNAkisna.comHQ: Mumbai, IndiaReported employees: 5,001-10,000 | Mumbai, India | 5,001-10,000 | Exact match | 456 contacts → |
“KISNA is the flagship diamond and gold jewellery brand from the Hari Krishna Group that offers trusted diamond expertise in design and innovation.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Debmarine Namibiadebmarine.com HQ: Windhoek, NamibiaReported employees: 501-1,000 | Windhoek, Namibia | 501-1,000 | Exact match | 453 contacts → |
“Namibia has the richest known marine diamond deposits in the world and is among the top 10 producers of gem quality diamonds globally.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Beaverbrooksbeaverbrooks.co.uk HQ: Lytham St. Annes, United KingdomReported employees: 1,001-5,000 | Lytham St. Annes, United Kingdom | 1,001-5,000 | Exact match | 431 contacts → |
“There’s nowhere quite like The Beaverbrooks Group.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Namdeb Diamond Corporationnamdeb.com HQ: Windhoek, NamibiaReported employees: 1,001-5,000 | Windhoek, Namibia | 1,001-5,000 | Exact match | 406 contacts → |
“We produce diamonds, profitably, sustainably and responsibly for the benefit of our shareholders and other stakeholders whilst making a lasting contribution to Namibia.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Dharmanandan Diamonds Pvt. LTDddpl.com HQ: Mumbai, IndiaReported employees: 5,001-10,000 | Mumbai, India | 5,001-10,000 | Exact match | 406 contacts → |
“Dharmanandan Diamonds, widely known as DDPL is a prominent natural diamond manufacturing company.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Habib Grouphabibjewels.com HQ: Ampang, MalaysiaReported employees: 1,001-5,000 | Ampang, Malaysia | 1,001-5,000 | Exact match | 389 contacts → |
“At HABIB Group, we take pride in being the leading retailer and distributor of exquisite products, showcasing the finest craftsmanship and timeless beauty.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 7,650 company matches
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Diamond manufacturers: dataset insights
October 11, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
7,601 records in the displayed employee bands.
49 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 7,650 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 11, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Diamond manufacturers by location
40 lists · largest firstEvery Diamond manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Diamond manufacturers based in the United States1,840
- Diamond manufacturers based in India1,764
- Diamond manufacturers based in the United Kingdom337
- Diamond manufacturers based in Canada210
- Diamond manufacturers based in Australia196
- Diamond manufacturers based in the United Arab Emirates186
- Diamond manufacturers based in Belgium178
- Diamond manufacturers based in Italy149
- Diamond manufacturers based in Hong Kong130
- Diamond manufacturers based in France107
- Diamond manufacturers based in Germany103
- Diamond manufacturers based in Türkiye98
- Diamond manufacturers based in Israel95
- Diamond manufacturers based in Thailand88
- Diamond manufacturers based in South Africa78
- Diamond manufacturers based in Switzerland76
- Diamond manufacturers based in Spain59
- Diamond manufacturers based in the Netherlands45
- Diamond manufacturers based in Singapore43
Cities
- Diamond manufacturers based in New York, United States437
- Diamond manufacturers based in Mumbai, India397
- Diamond manufacturers based in Surat, India345
- Diamond manufacturers based in Jaipur, India245
- Diamond manufacturers based in London, United Kingdom188
- Diamond manufacturers based in Dubai, United Arab Emirates130
- Diamond manufacturers based in Antwerp, Belgium118
- Diamond manufacturers based in Los Angeles, United States98
- Diamond manufacturers based in New Delhi, India88
- Diamond manufacturers based in Bangkok, Thailand65
- Diamond manufacturers based in Toronto, Canada60
- Diamond manufacturers based in Ramat Gan, Israel56
- Diamond manufacturers based in Paris, France51
- Diamond manufacturers based in Bangalore, India42
- Diamond manufacturers based in Sydney, Australia41
- Diamond manufacturers based in Chicago, United States38
- Diamond manufacturers based in Hong Kong, Hong Kong38
- Diamond manufacturers based in Singapore, Singapore37
- Diamond manufacturers based in Dallas, United States35
- Diamond manufacturers based in Houston, United States35
- Diamond manufacturers based in Melbourne, Australia33
Questions about this company list
What does Exact match mean for diamond manufacturers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many diamond manufacturers did RevenueBase find worldwide?
The saved snapshot records 7,650 matching company records, 90,498 tracked contacts and 15,057 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 11, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 diamond manufacturers worldwide. Snapshot: October 11, 2026. https://revenuebase.ai/companies/browse/diamond-manufacturers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 diamond manufacturers worldwide
RevenueBase records 7,650 matching company records for diamond manufacturers worldwide, with 90,498 tracked contacts and 15,057 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 11, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 diamond manufacturers worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Debswana Diamond Companydebswana.com HQ: Gaborone, BotswanaReported employees: 5,001-10,000 | Gaborone, Botswana | 5,001-10,000 | Exact match | 4,387 contacts → |
“Debswana is the largest private sector employer in Botswana, with more than 4 staff members.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | DE Beers Groupdebeersgroup.com HQ: London, United KingdomReported employees: 10001+ | London, United Kingdom | 10001+ | Exact match | 3,907 contacts → |
“The only luxury diamond brand present at source.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Jared Jewelersjared.com HQ: Akron, OH, United StatesReported employees: 5,001-10,000 | Akron, OH, United States | 5,001-10,000 | Exact match | 2,144 contacts → |
“Jared is redefining how luxury is felt and expressed, through unique and memorable customer experiences and an array of on-trend, high-quality 18K gold and diamond fine jewelry…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Petra Diamondspetradiamonds.com HQ: St. Helier, JerseyReported employees: 5,001-10,000 | St. Helier, Jersey | 5,001-10,000 | Exact match | 1,173 contacts → |
“Petra Diamonds is a leading independent diamond mining group and a consistent supplier of gem quality rough diamonds to the international market.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | KGK Groupkgkgroup.com HQ: Kowloon, Hong KongReported employees: 10001+ | Kowloon, Hong Kong | 10001+ | Exact match | 1,115 contacts → |
“The KGK group, established in 1905 by the Kothari family of Jaipur (India), is a global corporation with fully integrated operations in the Gems & Jewellery industry, with a…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | GIVAgiva.co HQ: Bangalore, IndiaReported employees: 1,001-5,000 | Bangalore, India | 1,001-5,000 | Exact match | 1,107 contacts → |
“GIVA is a premium jewellery brand aiming with a vision to make authentic, elegant and fine jewellery accessible in India.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Stuller, INCstuller.com HQ: Lafayette, LA, United StatesReported employees: 1,001-5,000 | Lafayette, LA, United States | 1,001-5,000 | Exact match | 1,088 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 8 | Kiran Gems Private Limitedkirangems.com HQ: Mumbai, IndiaReported employees: 10001+ | Mumbai, India | 10001+ | Exact match | 1,035 contacts → |
“KIRAN GEMS is the World’s Largest Manufacturer of Natural Diamonds and India’s Premier Diamantaire, establishing benchmarks not just for sheer scale of operations, but also for…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Hsternhstern.com.br HQ: Rio De Janeiro, BrazilReported employees: 1,001-5,000 | Rio De Janeiro, Brazil | 1,001-5,000 | Exact match | 1,032 contacts → |
“Com 80 anos de história, a HStern é reconhecida mundialmente pelos conceitos criativos, iniciativas pioneiras e qualidade tradicional de suas joias.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Blue Nilebluenile.com HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 920 contacts → |
“Blue Nile was founded in with the idea that the diamond and engagement ring business was ready for innovation.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Orra Fine Jewelleryorra.co.in HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 895 contacts → |
“Global Pioneers in the art of jewelry and diamond perfection since ORRA's diamonds are rare, unique & responsibly sourced.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Mumbai, IndiaReported employees: 5,001-10,000 | Mumbai, India | 5,001-10,000 | Exact match | 854 contacts → |
“At Hari Krishna Exports, we are a global leader in the natural diamond industry, powered by a purpose that goes beyond our stones.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | GRT Jewellers India Private Limitedgrtjewels.com HQ: Chennai, IndiaReported employees: 10001+ | Chennai, India | 10001+ | Exact match | 847 contacts → |
“Founded in 1964, GRT Jewellers is one of India's leading jewellery destinations.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Jawhara Jewelleryjawharajewellery.com HQ: Dubai, United Arab EmiratesReported employees: 1,001-5,000 | Dubai, United Arab Emirates | 1,001-5,000 | Exact match | 792 contacts → |
“Jawhara Jewellery® – Jewellers since 1907 With extensive knowledge and decades of jewellery business experience, Jawhara as an Emarati Jewellery company was born out of the notion…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | PC Jeweller LTDpcjeweller.com HQ: New Delhi, IndiaReported employees: 1,001-5,000 | New Delhi, India | 1,001-5,000 | Exact match | 653 contacts → |
“It all started when PC Jeweller first opened its first showroom in 2005 in Karol Bagh, New Delhi with a vision to redefine elegance, allure and style in the form of stunning…” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Alrosa Company Limitedalrosa.ru HQ: RussiaReported employees: 10001+ | Russia | 10001+ | Exact match | 607 contacts → |
“ALROSA Company Limited is one of the world’s leading companies in the field of diamond exploration, mining and sales of rough diamonds, and diamond manufacture.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Diamonds Directdiamondsdirect.com HQ: Charlotte, NC, United StatesReported employees: 501-1,000 | Charlotte, NC, United States | 501-1,000 | Exact match | 583 contacts → |
“Founded in 1995 and headquartered in Charlotte, North Carolina, Diamonds Direct offers one of the largest selections of fine jewelry and diamonds in the United States.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Reeds Jewelersreeds.com HQ: Wilmington, NC, United StatesReported employees: 501-1,000 | Wilmington, NC, United States | 501-1,000 | Exact match | 538 contacts → |
“Founded in 1946 by Bill and Roberta Zimmer in Wilmington NC, REEDS Jewelers is a true American success story.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Rosy Bluerosyblue.com HQ: Antwerp, BelgiumReported employees: 5,001-10,000 | Antwerp, Belgium | 5,001-10,000 | Exact match | 476 contacts → |
“Rosy Blue is one of the most renowned diamond and jewelry companies in the world.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | KISNAkisna.com HQ: Mumbai, IndiaReported employees: 5,001-10,000 | Mumbai, India | 5,001-10,000 | Exact match | 456 contacts → |
“KISNA is the flagship diamond and gold jewellery brand from the Hari Krishna Group that offers trusted diamond expertise in design and innovation.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Debmarine Namibiadebmarine.com HQ: Windhoek, NamibiaReported employees: 501-1,000 | Windhoek, Namibia | 501-1,000 | Exact match | 453 contacts → |
“Namibia has the richest known marine diamond deposits in the world and is among the top 10 producers of gem quality diamonds globally.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Beaverbrooksbeaverbrooks.co.uk HQ: Lytham St. Annes, United KingdomReported employees: 1,001-5,000 | Lytham St. Annes, United Kingdom | 1,001-5,000 | Exact match | 431 contacts → |
“There’s nowhere quite like The Beaverbrooks Group.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Namdeb Diamond Corporationnamdeb.com HQ: Windhoek, NamibiaReported employees: 1,001-5,000 | Windhoek, Namibia | 1,001-5,000 | Exact match | 406 contacts → |
“We produce diamonds, profitably, sustainably and responsibly for the benefit of our shareholders and other stakeholders whilst making a lasting contribution to Namibia.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Dharmanandan Diamonds Pvt. LTDddpl.com HQ: Mumbai, IndiaReported employees: 5,001-10,000 | Mumbai, India | 5,001-10,000 | Exact match | 406 contacts → |
“Dharmanandan Diamonds, widely known as DDPL is a prominent natural diamond manufacturing company.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Habib Grouphabibjewels.com HQ: Ampang, MalaysiaReported employees: 1,001-5,000 | Ampang, Malaysia | 1,001-5,000 | Exact match | 389 contacts → |
“At HABIB Group, we take pride in being the leading retailer and distributor of exquisite products, showcasing the finest craftsmanship and timeless beauty.” Recorded description excerpt · October 11, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 7,650 company matches
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Diamond manufacturers: dataset insights
October 11, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
7,601 records in the displayed employee bands.
49 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 7,650 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 11, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Diamond manufacturers by location
40 lists · largest firstEvery Diamond manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Diamond manufacturers based in the United States1,840
- Diamond manufacturers based in India1,764
- Diamond manufacturers based in the United Kingdom337
- Diamond manufacturers based in Canada210
- Diamond manufacturers based in Australia196
- Diamond manufacturers based in the United Arab Emirates186
- Diamond manufacturers based in Belgium178
- Diamond manufacturers based in Italy149
- Diamond manufacturers based in Hong Kong130
- Diamond manufacturers based in France107
- Diamond manufacturers based in Germany103
- Diamond manufacturers based in Türkiye98
- Diamond manufacturers based in Israel95
- Diamond manufacturers based in Thailand88
- Diamond manufacturers based in South Africa78
- Diamond manufacturers based in Switzerland76
- Diamond manufacturers based in Spain59
- Diamond manufacturers based in the Netherlands45
- Diamond manufacturers based in Singapore43
Cities
- Diamond manufacturers based in New York, United States437
- Diamond manufacturers based in Mumbai, India397
- Diamond manufacturers based in Surat, India345
- Diamond manufacturers based in Jaipur, India245
- Diamond manufacturers based in London, United Kingdom188
- Diamond manufacturers based in Dubai, United Arab Emirates130
- Diamond manufacturers based in Antwerp, Belgium118
- Diamond manufacturers based in Los Angeles, United States98
- Diamond manufacturers based in New Delhi, India88
- Diamond manufacturers based in Bangkok, Thailand65
- Diamond manufacturers based in Toronto, Canada60
- Diamond manufacturers based in Ramat Gan, Israel56
- Diamond manufacturers based in Paris, France51
- Diamond manufacturers based in Bangalore, India42
- Diamond manufacturers based in Sydney, Australia41
- Diamond manufacturers based in Chicago, United States38
- Diamond manufacturers based in Hong Kong, Hong Kong38
- Diamond manufacturers based in Singapore, Singapore37
- Diamond manufacturers based in Dallas, United States35
- Diamond manufacturers based in Houston, United States35
- Diamond manufacturers based in Melbourne, Australia33
Questions about this company list
What does Exact match mean for diamond manufacturers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many diamond manufacturers did RevenueBase find worldwide?
The saved snapshot records 7,650 matching company records, 90,498 tracked contacts and 15,057 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 11, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 diamond manufacturers worldwide. Snapshot: October 11, 2026. https://revenuebase.ai/companies/browse/diamond-manufacturers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗