Company lists · Data refreshed September 2026
Top 25 Diamond suppliers worldwide
RevenueBase identified 6,547 company matches for diamond suppliers worldwide as of September 2026 and tracks 75,479 professional contacts across them, including 13,656 with verified work emails. The United States is the largest market and New York the largest hub.
This list covers company matches for diamond suppliers 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 September 19, 2026. Country and city lists for diamond suppliers 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 suppliers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 3,820 contacts → | ||||
Exact match “The only luxury diamond brand present at source.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 2 | 2,118 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 · Sep 19, 2026 · View company records in RevenueBase | |||||
| 3 | 1,122 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 · Sep 19, 2026 · View company records in RevenueBase | |||||
| 4 | 1,061 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 5 | 1,052 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 · Sep 19, 2026 · View company records in RevenueBase | |||||
| 6 | 985 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 · Sep 19, 2026 · View company records in RevenueBase | |||||
| 7 | 919 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 · Sep 19, 2026 · View company records in RevenueBase | |||||
| 8 | 911 contacts → | ||||
Exact match “Harry Winston, Inc, the premier fine jewelry and watch retailer, is owned by The Swatch Group.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 9 | 861 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 · Sep 19, 2026 · View company records in RevenueBase | |||||
| 10 | 858 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 · Sep 19, 2026 · View company records in RevenueBase | |||||
| 11 | 840 contacts → | ||||
Exact match “Founded in 1964, GRT Jewellers is one of India's leading jewellery destinations.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 12 | 664 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 · Sep 19, 2026 · View company records in RevenueBase | |||||
| 13 | 649 contacts → | ||||
Exact match “For over half a century our House has represented the rarest gemstones.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 14 | 587 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 · Sep 19, 2026 · View company records in RevenueBase | |||||
| 15 | 586 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 · Sep 19, 2026 · View company records in RevenueBase | |||||
| 16 | 541 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 · Sep 19, 2026 · View company records in RevenueBase | |||||
| 17 | 467 contacts → | ||||
Exact match “Rosy Blue is one of the most renowned diamond and jewelry companies in the world.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 18 | 415 contacts → | ||||
Exact match “Dharmanandan Diamonds, widely known as DDPL is a prominent natural diamond manufacturing company.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 19 | 407 contacts → | ||||
Exact match “There’s nowhere quite like The Beaverbrooks Group.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 20 | 401 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 · Sep 19, 2026 · View company records in RevenueBase | |||||
| 21 | 394 contacts → | ||||
Exact match “IGI, a Blackstone portfolio company, is the world’s largest independent provider of gemological services.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 22 | 370 contacts → | ||||
Exact match “Zen Pırlanta- Türkiye’nin pırlanta uzmanı- 1890’lara uzanan köklü geçmişe sahip bir marka- Türkiye’nin en çok tercih edilen pırlanta markası- Avrupa ve Ortadoğu’nun en büyük…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 23 | 354 contacts → | ||||
Exact match “PMJ Gems & Jewellers Pvt Ltd is a diamond-studded jewellery manufacturer and retailer providing hand-crafted jewels of par excellence quality since 1964.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 24 | 350 contacts → | ||||
Exact match “Three generations of excellent craftsmanship; since 1934 our family has been crafting the finest diamond jewellery.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 25 | 344 contacts → | ||||
Exact match “Damiani Group was founded in 1924 in Valenza, homeland of the best Italian jewelry tradition, thanks to Enrico Grassi, who began designing and creating jewels with diamonds: small…” Recorded in the RevenueBase company graph · Sep 19, 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 suppliers”. 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 6,547 diamond suppliers worldwide
See the full list, filter by size, metro and specialty, and access 13,656 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Diamond suppliers worldwide at a glance
As of Sep 19, 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 suppliers are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “diamond suppliers” 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 13,656 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 September 19, 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 suppliers by location
28 lists · largest firstEvery Diamond suppliers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Diamond suppliers based in the United States1,621
- Diamond suppliers based in India1,468
- Diamond suppliers based in the United Kingdom302
- Diamond suppliers based in the United Arab Emirates181
- Diamond suppliers based in Australia169
- Diamond suppliers based in Belgium164
- Diamond suppliers based in Canada162
- Diamond suppliers based in Hong Kong131
- Diamond suppliers based in Italy119
- Diamond suppliers based in Israel96
- Diamond suppliers based in France88
- Diamond suppliers based in Türkiye83
- Diamond suppliers based in Germany82
- Diamond suppliers based in Thailand80
- Diamond suppliers based in South Africa74
- Diamond suppliers based in Switzerland56
- Diamond suppliers based in Spain52
- Diamond suppliers based in Singapore38
- Diamond suppliers based in the Netherlands37
Cities
- Diamond suppliers based in New York, United States414
- Diamond suppliers based in Mumbai, India369
- Diamond suppliers based in Surat, India325
- Diamond suppliers based in Jaipur, India121
- Diamond suppliers based in Los Angeles, United States91
- Diamond suppliers based in New Delhi, India75
- Diamond suppliers based in Chicago, United States36
- Diamond suppliers based in Houston, United States35
- Diamond suppliers based in Dallas, United States31
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 suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many diamond suppliers are there worldwide?
RevenueBase identified 6,547 company matches for diamond suppliers worldwide as of September 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?
DE Beers Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most diamond suppliers?
The United States leads with 1,621 companies, followed by India (1,468) and the United Kingdom (302). Every diamond suppliers list by country and city is linked on this page.
Which city has the most diamond suppliers?
New York leads with 416 company records, followed by Mumbai (370) and Surat (327).
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 13,656 professional contacts with verified work emails tracked across these 6,547 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 September 19, 2026.
Ready to reach these companies? Verified emails and direct dials for all 6,547 diamond suppliers 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 suppliers worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 6,547 matching company records for diamond suppliers worldwide, with 75,479 tracked contacts and 13,656 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: September 19, 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 suppliers 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 |  DE Beers Groupdebeersgroup.comHQ: London, United KingdomReported employees: 10001+ | London, United Kingdom | 10001+ | Exact match | 3,820 contacts → |
“The only luxury diamond brand present at source.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Jared Jewelersjared.comHQ: Akron, OH, United StatesReported employees: 5,001-10,000 | Akron, OH, United States | 5,001-10,000 | Exact match | 2,118 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 · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Petra Diamondspetradiamonds.com HQ: St. Helier, JerseyReported employees: 5,001-10,000 | St. Helier, Jersey | 5,001-10,000 | Exact match | 1,122 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 · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Stuller, INCstuller.comHQ: Lafayette, LA, United StatesReported employees: 1,001-5,000 | Lafayette, LA, United States | 1,001-5,000 | Exact match | 1,061 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 | Kiran Gems Private Limitedkirangems.com HQ: Mumbai, IndiaReported employees: 10001+ | Mumbai, India | 10001+ | Exact match | 1,052 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 · September 19, 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 | 985 contacts → |
“GIVA is a premium jewellery brand aiming with a vision to make authentic, elegant and fine jewellery accessible in India.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Orra Fine Jewelleryorra.co.inHQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 919 contacts → |
“Global Pioneers in the art of jewelry and diamond perfection since ORRA's diamonds are rare, unique & responsibly sourced.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Harry Winstonharrywinston.comHQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 911 contacts → |
“Harry Winston, Inc, the premier fine jewelry and watch retailer, is owned by The Swatch Group.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Mumbai, IndiaReported employees: 5,001-10,000 | Mumbai, India | 5,001-10,000 | Exact match | 861 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 · September 19, 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 | 858 contacts → |
“Blue Nile was founded in with the idea that the diamond and engagement ring business was ready for innovation.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  GRT Jewellers India Private Limitedgrtjewels.comHQ: Chennai, IndiaReported employees: 10001+ | Chennai, India | 10001+ | Exact match | 840 contacts → |
“Founded in 1964, GRT Jewellers is one of India's leading jewellery destinations.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  PC Jeweller LTDpcjeweller.comHQ: New Delhi, IndiaReported employees: 1,001-5,000 | New Delhi, India | 1,001-5,000 | Exact match | 664 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 · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | GRAFFgraff.com HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 649 contacts → |
“For over half a century our House has represented the rarest gemstones.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Diamonds Directdiamondsdirect.comHQ: Charlotte, NC, United StatesReported employees: 501-1,000 | Charlotte, NC, United States | 501-1,000 | Exact match | 587 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 · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Alrosa Company Limitedalrosa.ru HQ: RussiaReported employees: 10001+ | Russia | 10001+ | Exact match | 586 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 · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Reeds Jewelersreeds.comHQ: Wilmington, NC, United StatesReported employees: 501-1,000 | Wilmington, NC, United States | 501-1,000 | Exact match | 541 contacts → |
“Founded in 1946 by Bill and Roberta Zimmer in Wilmington NC, REEDS Jewelers is a true American success story.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Rosy Bluerosyblue.com HQ: Antwerp, BelgiumReported employees: 5,001-10,000 | Antwerp, Belgium | 5,001-10,000 | Exact match | 467 contacts → |
“Rosy Blue is one of the most renowned diamond and jewelry companies in the world.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Dharmanandan Diamonds Pvt. LTDddpl.com HQ: Mumbai, IndiaReported employees: 5,001-10,000 | Mumbai, India | 5,001-10,000 | Exact match | 415 contacts → |
“Dharmanandan Diamonds, widely known as DDPL is a prominent natural diamond manufacturing company.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | 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 | 407 contacts → |
“There’s nowhere quite like The Beaverbrooks Group.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Namdeb Diamond Corporationnamdeb.com HQ: Windhoek, NamibiaReported employees: 1,001-5,000 | Windhoek, Namibia | 1,001-5,000 | Exact match | 401 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 · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 394 contacts → |
“IGI, a Blackstone portfolio company, is the world’s largest independent provider of gemological services.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  ZEN Pırlantazenpirlanta.comHQ: Bahçelievler / Istanbul, TürkiyeReported employees: 201-500 | Bahçelievler / Istanbul, Türkiye | 201-500 | Exact match | 370 contacts → |
“Zen Pırlanta- Türkiye’nin pırlanta uzmanı- 1890’lara uzanan köklü geçmişe sahip bir marka- Türkiye’nin en çok tercih edilen pırlanta markası- Avrupa ve Ortadoğu’nun en büyük…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | PMJ Gems & Jewellers PVT LTDpmjjewels.com HQ: Hyderabad, IndiaReported employees: 201-500 | Hyderabad, India | 201-500 | Exact match | 354 contacts → |
“PMJ Gems & Jewellers Pvt Ltd is a diamond-studded jewellery manufacturer and retailer providing hand-crafted jewels of par excellence quality since 1964.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Browns Jewellersbrownsjewellers.comHQ: Craighall Park, South AfricaReported employees: 201-500 | Craighall Park, South Africa | 201-500 | Exact match | 350 contacts → |
“Three generations of excellent craftsmanship; since 1934 our family has been crafting the finest diamond jewellery.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Damiani Groupdamianigroup.comHQ: Valenza (al), ItalyReported employees: 501-1,000 | Valenza (al), Italy | 501-1,000 | Exact match | 344 contacts → |
“Damiani Group was founded in 1924 in Valenza, homeland of the best Italian jewelry tradition, thanks to Enrico Grassi, who began designing and creating jewels with diamonds: small…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 6,547 company matches
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Diamond suppliers: dataset insights
September 19, 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
6,503 records in the displayed employee bands.
44 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 6,547 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: September 19, 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 suppliers by location
28 lists · largest firstEvery Diamond suppliers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Diamond suppliers based in the United States1,621
- Diamond suppliers based in India1,468
- Diamond suppliers based in the United Kingdom302
- Diamond suppliers based in the United Arab Emirates181
- Diamond suppliers based in Australia169
- Diamond suppliers based in Belgium164
- Diamond suppliers based in Canada162
- Diamond suppliers based in Hong Kong131
- Diamond suppliers based in Italy119
- Diamond suppliers based in Israel96
- Diamond suppliers based in France88
- Diamond suppliers based in Türkiye83
- Diamond suppliers based in Germany82
- Diamond suppliers based in Thailand80
- Diamond suppliers based in South Africa74
- Diamond suppliers based in Switzerland56
- Diamond suppliers based in Spain52
- Diamond suppliers based in Singapore38
- Diamond suppliers based in the Netherlands37
Cities
- Diamond suppliers based in New York, United States414
- Diamond suppliers based in Mumbai, India369
- Diamond suppliers based in Surat, India325
- Diamond suppliers based in Jaipur, India121
- Diamond suppliers based in Los Angeles, United States91
- Diamond suppliers based in New Delhi, India75
- Diamond suppliers based in Chicago, United States36
- Diamond suppliers based in Houston, United States35
- Diamond suppliers based in Dallas, United States31
Questions about this company list
What does Exact match mean for diamond suppliers?
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 suppliers did RevenueBase find worldwide?
The saved snapshot records 6,547 matching company records, 75,479 tracked contacts and 13,656 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: September 19, 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
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Cite this list
RevenueBase Data Team. Top 25 diamond suppliers worldwide. Snapshot: September 19, 2026. https://revenuebase.ai/companies/browse/diamond-suppliers.
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 suppliers worldwide
RevenueBase records 6,547 matching company records for diamond suppliers worldwide, with 75,479 tracked contacts and 13,656 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: September 19, 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 suppliers 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 | DE Beers Groupdebeersgroup.com HQ: London, United KingdomReported employees: 10001+ | London, United Kingdom | 10001+ | Exact match | 3,820 contacts → |
“The only luxury diamond brand present at source.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Jared Jewelersjared.com HQ: Akron, OH, United StatesReported employees: 5,001-10,000 | Akron, OH, United States | 5,001-10,000 | Exact match | 2,118 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 · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Petra Diamondspetradiamonds.com HQ: St. Helier, JerseyReported employees: 5,001-10,000 | St. Helier, Jersey | 5,001-10,000 | Exact match | 1,122 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 · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Stuller, INCstuller.com HQ: Lafayette, LA, United StatesReported employees: 1,001-5,000 | Lafayette, LA, United States | 1,001-5,000 | Exact match | 1,061 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 | Kiran Gems Private Limitedkirangems.com HQ: Mumbai, IndiaReported employees: 10001+ | Mumbai, India | 10001+ | Exact match | 1,052 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 · September 19, 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 | 985 contacts → |
“GIVA is a premium jewellery brand aiming with a vision to make authentic, elegant and fine jewellery accessible in India.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Orra Fine Jewelleryorra.co.in HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 919 contacts → |
“Global Pioneers in the art of jewelry and diamond perfection since ORRA's diamonds are rare, unique & responsibly sourced.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Harry Winstonharrywinston.com HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 911 contacts → |
“Harry Winston, Inc, the premier fine jewelry and watch retailer, is owned by The Swatch Group.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Mumbai, IndiaReported employees: 5,001-10,000 | Mumbai, India | 5,001-10,000 | Exact match | 861 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 · September 19, 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 | 858 contacts → |
“Blue Nile was founded in with the idea that the diamond and engagement ring business was ready for innovation.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | GRT Jewellers India Private Limitedgrtjewels.com HQ: Chennai, IndiaReported employees: 10001+ | Chennai, India | 10001+ | Exact match | 840 contacts → |
“Founded in 1964, GRT Jewellers is one of India's leading jewellery destinations.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | PC Jeweller LTDpcjeweller.com HQ: New Delhi, IndiaReported employees: 1,001-5,000 | New Delhi, India | 1,001-5,000 | Exact match | 664 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 · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | GRAFFgraff.com HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 649 contacts → |
“For over half a century our House has represented the rarest gemstones.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Diamonds Directdiamondsdirect.com HQ: Charlotte, NC, United StatesReported employees: 501-1,000 | Charlotte, NC, United States | 501-1,000 | Exact match | 587 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 · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Alrosa Company Limitedalrosa.ru HQ: RussiaReported employees: 10001+ | Russia | 10001+ | Exact match | 586 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 · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Reeds Jewelersreeds.com HQ: Wilmington, NC, United StatesReported employees: 501-1,000 | Wilmington, NC, United States | 501-1,000 | Exact match | 541 contacts → |
“Founded in 1946 by Bill and Roberta Zimmer in Wilmington NC, REEDS Jewelers is a true American success story.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Rosy Bluerosyblue.com HQ: Antwerp, BelgiumReported employees: 5,001-10,000 | Antwerp, Belgium | 5,001-10,000 | Exact match | 467 contacts → |
“Rosy Blue is one of the most renowned diamond and jewelry companies in the world.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Dharmanandan Diamonds Pvt. LTDddpl.com HQ: Mumbai, IndiaReported employees: 5,001-10,000 | Mumbai, India | 5,001-10,000 | Exact match | 415 contacts → |
“Dharmanandan Diamonds, widely known as DDPL is a prominent natural diamond manufacturing company.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | 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 | 407 contacts → |
“There’s nowhere quite like The Beaverbrooks Group.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Namdeb Diamond Corporationnamdeb.com HQ: Windhoek, NamibiaReported employees: 1,001-5,000 | Windhoek, Namibia | 1,001-5,000 | Exact match | 401 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 · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 394 contacts → |
“IGI, a Blackstone portfolio company, is the world’s largest independent provider of gemological services.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | ZEN Pırlantazenpirlanta.com HQ: Bahçelievler / Istanbul, TürkiyeReported employees: 201-500 | Bahçelievler / Istanbul, Türkiye | 201-500 | Exact match | 370 contacts → |
“Zen Pırlanta- Türkiye’nin pırlanta uzmanı- 1890’lara uzanan köklü geçmişe sahip bir marka- Türkiye’nin en çok tercih edilen pırlanta markası- Avrupa ve Ortadoğu’nun en büyük…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | PMJ Gems & Jewellers PVT LTDpmjjewels.com HQ: Hyderabad, IndiaReported employees: 201-500 | Hyderabad, India | 201-500 | Exact match | 354 contacts → |
“PMJ Gems & Jewellers Pvt Ltd is a diamond-studded jewellery manufacturer and retailer providing hand-crafted jewels of par excellence quality since 1964.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Browns Jewellersbrownsjewellers.com HQ: Craighall Park, South AfricaReported employees: 201-500 | Craighall Park, South Africa | 201-500 | Exact match | 350 contacts → |
“Three generations of excellent craftsmanship; since 1934 our family has been crafting the finest diamond jewellery.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Damiani Groupdamianigroup.com HQ: Valenza (al), ItalyReported employees: 501-1,000 | Valenza (al), Italy | 501-1,000 | Exact match | 344 contacts → |
“Damiani Group was founded in 1924 in Valenza, homeland of the best Italian jewelry tradition, thanks to Enrico Grassi, who began designing and creating jewels with diamonds: small…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 6,547 company matches
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Diamond suppliers: dataset insights
September 19, 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
6,503 records in the displayed employee bands.
44 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 6,547 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: September 19, 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 suppliers by location
28 lists · largest firstEvery Diamond suppliers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Diamond suppliers based in the United States1,621
- Diamond suppliers based in India1,468
- Diamond suppliers based in the United Kingdom302
- Diamond suppliers based in the United Arab Emirates181
- Diamond suppliers based in Australia169
- Diamond suppliers based in Belgium164
- Diamond suppliers based in Canada162
- Diamond suppliers based in Hong Kong131
- Diamond suppliers based in Italy119
- Diamond suppliers based in Israel96
- Diamond suppliers based in France88
- Diamond suppliers based in Türkiye83
- Diamond suppliers based in Germany82
- Diamond suppliers based in Thailand80
- Diamond suppliers based in South Africa74
- Diamond suppliers based in Switzerland56
- Diamond suppliers based in Spain52
- Diamond suppliers based in Singapore38
- Diamond suppliers based in the Netherlands37
Cities
- Diamond suppliers based in New York, United States414
- Diamond suppliers based in Mumbai, India369
- Diamond suppliers based in Surat, India325
- Diamond suppliers based in Jaipur, India121
- Diamond suppliers based in Los Angeles, United States91
- Diamond suppliers based in New Delhi, India75
- Diamond suppliers based in Chicago, United States36
- Diamond suppliers based in Houston, United States35
- Diamond suppliers based in Dallas, United States31
Questions about this company list
What does Exact match mean for diamond suppliers?
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 suppliers did RevenueBase find worldwide?
The saved snapshot records 6,547 matching company records, 75,479 tracked contacts and 13,656 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: September 19, 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.
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Cite this list
RevenueBase Data Team. Top 25 diamond suppliers worldwide. Snapshot: September 19, 2026. https://revenuebase.ai/companies/browse/diamond-suppliers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗