Company lists · Data refreshed September 2026
Top 25 Diamond certification companies based in India
RevenueBase identified 544 company matches for diamond certification companies associated with India as of September 2026 and tracks 8,973 professional contacts across them, including 746 with verified work emails. Mumbai is the largest hub.
This list covers company matches for diamond certification companies associated with India, 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.
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 certification companies based in India
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 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 | |||||
| 2 | 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 | |||||
| 3 | 267 contacts → | ||||
Exact match “As pioneers in the jewellery industry, we are well-known for our high quality, reliability, and prompt customer service.We have a global footprint and collaborate with brands from…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 4 | 249 contacts → | ||||
Exact match “OUR HERITAGE: The Asian Star group represents a rich heritage of values, skills and experience, amassed over five decades in the diamond industry.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 5 | 248 contacts → | ||||
Exact match “Established in 1972, Laxmi Diamond is one of the leading diamond manufacturers, with its footprints spread across the globe.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 6 | 225 contacts → | ||||
Exact match “Established in 1962, Goldstar is a trusted name in the diamond and jewellery industry.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 7 | 220 contacts → | ||||
Exact match “The International Gemological Institute (IGI), a Blackstone portfolio company.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 8 | 199 contacts → | ||||
Exact match “Dimexon Diamonds Ltd, with sales offices in all 4 corners of the globe, is one of the world’s leading diamond manufacturers.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 9 | 126 contacts → | ||||
Exact match “A dream company started by three visionaries; Arvind Shah, Arun Shah and Dilip Shah in 1985, was then strengthened by Vasant Shah, Pravin Shah and Dilip Soni, bringing together…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 10 | 122 contacts → | ||||
Exact match “For over six decades, Kapu Gems has been more than a manufacturer.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 11 | 109 contacts → | ||||
Exact match “Suashish Diamonds Ltd.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 12 | 106 contacts → | ||||
Exact match “Like the multiple facets of a diamond, Jewelex goes beyond the value chain by providing superior products, customer care and services that are acknowledged within the global…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 13 | 88 contacts → | ||||
Exact match “Star Rays is a diamond manufacturer who are passionate about their products and solely focused on the diamond industry.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 14 | 87 contacts → | ||||
Exact match “About Us We are a leading manufacturer and exporter of diamond-studded jewelry, proudly operating out of S.E.E.P.Z, Mumbai, India.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 15 | 70 contacts → | ||||
Exact match “The Blue Star Diamonds group was established in Mumbai by Vasantlal Mehta in 1966.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 16 | 69 contacts → | ||||
Exact match “Greenlab Diamonds is the world’s largest lab-grown Diamond Cultivator.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 17 | 67 contacts → | ||||
Exact match “Divine Solitaires is the first & only loose solitaire brand in India which provides its consumer with the world’s finest & perfectly crafted solitaire diamonds in an organized &…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 18 | 63 contacts → | ||||
Exact match “Welcome to The Solitario - Elevate Your Elegance with Diamonds At The Solitario Lab Grown Diamonds, we're in the business of crafting dreams and turning moments into cherished…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 19 | 59 contacts → | ||||
Exact match “Established in 1960, Mahendra Brothers Exports Private Limited is integral to the diamond business.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 20 | 49 contacts → | ||||
Exact match “At Diyora Diamonds, we don't carve just carve gems.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 21 | 47 contacts → | ||||
Exact match “Be Precious, Be You With a legacy of Four decades, Sanghvi & Sons came into existence in 1981 as a diamond merchant and diamond exporter.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 22 | 46 contacts → | ||||
Exact match “Welcome to Paladiya Brothers & Co, we pride ourselves on being a trusted name in the diamond industry, offering exceptional quality and unparalleled service.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 23 | 44 contacts → | ||||
Exact match “Ratnakala is a natural diamond manufacturing company with more than forty-five years of experience serving both Indian and international markets.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 24 | 44 contacts → | ||||
Exact match “R.Rajesh Exports, which was founded in the early 1970’s, has emerged as a front row leader in the manufacturing of Finest Quality Diamonds and continues to expand its wings…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 25 | 43 contacts → | ||||
Exact match “For over 50 years and three generations, De Beers Sightholder VD Global (VDG) has been a trusted partner to the world’s leading luxury houses, delivering ethically sourced, fully…” 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 certification companies”. 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 544 diamond certification companies based in India
See the full list, filter by size, metro and specialty, and access 746 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Diamond certification companies based in India at a glance
As of Sep 19, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for India, so it is reported there. Company counts and contact totals on this page are exact for India, over 544 companies.
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.
- What qualifies
- Company records associated with India whose business descriptions match “diamond certification companies” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 746 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 certification companies by metro
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 certification companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many diamond certification companies are there based in India?
RevenueBase identified 544 company matches for diamond certification companies associated with India 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?
Kiran Gems Private Limited tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most diamond certification companies?
Mumbai leads with 177 company records, followed by Surat (153) and New Delhi (28).
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 746 professional contacts with verified work emails tracked across these 544 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 544 diamond certification companies based in India. Start with a free account, no credit card.
Download this list →Related lists
Diamond certification companies by geography
- Diamond certification companies based in Mumbai, India
- Diamond certification companies based in Surat, India
- Diamond certification companies based in Australia
- Diamond certification companies based in Belgium
- Diamond certification companies based in Hong Kong
- Diamond certification companies based in Israel
- Diamond certification companies based in Switzerland
- Diamond certification companies based in Thailand
- Diamond certification companies based in the United Arab Emirates
- Diamond certification companies based in the United Kingdom
- Diamond certification companies based in the United States
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
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Diamond certification companies based in Mumbai, India
- Diamond certification companies based in Surat, India
- Diamond certification companies based in Australia
- Diamond certification companies based in Belgium
- Diamond certification companies based in Hong Kong
- Diamond certification companies based in Israel
Company intelligence · public preview
Top 25 diamond certification companies based in India
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 544 matching company records for diamond certification companies based in India, with 8,973 tracked contacts and 746 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 certification companies based in India
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 | 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. | |||||
| 2 | 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. | |||||
| 3 | Uni-Designunidesign-jewel.com HQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 267 contacts → |
“As pioneers in the jewellery industry, we are well-known for our high quality, reliability, and prompt customer service.We have a global footprint and collaborate with brands from…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Asian Star Company Limitedasianstargroup.comHQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 249 contacts → |
“OUR HERITAGE: The Asian Star group represents a rich heritage of values, skills and experience, amassed over five decades in the diamond industry.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Laxmi Diamond Pvt. LTDlaxmidiamond.com HQ: Surat, IndiaReported employees: 5,001-10,000 | Surat, India | 5,001-10,000 | Exact match | 248 contacts → |
“Established in 1972, Laxmi Diamond is one of the leading diamond manufacturers, with its footprints spread across the globe.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Goldstar Jewellerygoldstarjewellery.comHQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 225 contacts → |
“Established in 1962, Goldstar is a trusted name in the diamond and jewellery industry.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | IGIigi.org HQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 220 contacts → |
“The International Gemological Institute (IGI), a Blackstone portfolio company.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Dimexon Diamondsdimexon.com HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 199 contacts → |
“Dimexon Diamonds Ltd, with sales offices in all 4 corners of the globe, is one of the world’s leading diamond manufacturers.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Ankit Gemsankitgems.comHQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 126 contacts → |
“A dream company started by three visionaries; Arvind Shah, Arun Shah and Dilip Shah in 1985, was then strengthened by Vasant Shah, Pravin Shah and Dilip Soni, bringing together…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Kapu Gemskapugems.com HQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 122 contacts → |
“For over six decades, Kapu Gems has been more than a manufacturer.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Suashish Diamonds Limitedsuashish.com HQ: Mumbai, IndiaReported employees: 201-500 | Mumbai, India | 201-500 | Exact match | 109 contacts → |
“Suashish Diamonds Ltd.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Jewelex India PVT LTDjewelexgroup.comHQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 106 contacts → |
“Like the multiple facets of a diamond, Jewelex goes beyond the value chain by providing superior products, customer care and services that are acknowledged within the global…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Star Raysstarrays.com HQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 88 contacts → |
“Star Rays is a diamond manufacturer who are passionate about their products and solely focused on the diamond industry.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  D. Navinchandra Jewelsdnavinchandra.comHQ: Mumbai, IndiaReported employees: 201-500 | Mumbai, India | 201-500 | Exact match | 87 contacts → |
“About Us We are a leading manufacturer and exporter of diamond-studded jewelry, proudly operating out of S.E.E.P.Z, Mumbai, India.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Blue Star Diamonds Pvt. LTDbluestardiamonds.com HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 70 contacts → |
“The Blue Star Diamonds group was established in Mumbai by Vasantlal Mehta in 1966.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Greenlab Diamondsgreenlab.diamonds HQ: Surat, IndiaReported employees: 1,001-5,000 | Surat, India | 1,001-5,000 | Exact match | 69 contacts → |
“Greenlab Diamonds is the world’s largest lab-grown Diamond Cultivator.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Divine Solitairesdivinesolitaires.comHQ: Mumbai, IndiaReported employees: 51-200 | Mumbai, India | 51-200 | Exact match | 67 contacts → |
“Divine Solitaires is the first & only loose solitaire brand in India which provides its consumer with the world’s finest & perfectly crafted solitaire diamonds in an organized &…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Solitario Diamondsthesolitario.comHQ: Pune, IndiaReported employees: 201-500 | Pune, India | 201-500 | Exact match | 63 contacts → |
“Welcome to The Solitario - Elevate Your Elegance with Diamonds At The Solitario Lab Grown Diamonds, we're in the business of crafting dreams and turning moments into cherished…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Mahendra Brothersmahendrabrothers.com HQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 59 contacts → |
“Established in 1960, Mahendra Brothers Exports Private Limited is integral to the diamond business.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Diyora Diamonddiyoradiamond.com HQ: Surat, IndiaReported employees: 501-1,000 | Surat, India | 501-1,000 | Exact match | 49 contacts → |
“At Diyora Diamonds, we don't carve just carve gems.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Sanghvi & Sonssanghvisons.com HQ: Mumbai, IndiaReported employees: 201-500 | Mumbai, India | 201-500 | Exact match | 47 contacts → |
“Be Precious, Be You With a legacy of Four decades, Sanghvi & Sons came into existence in 1981 as a diamond merchant and diamond exporter.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Paladiya Brotherspb.diamonds HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 46 contacts → |
“Welcome to Paladiya Brothers & Co, we pride ourselves on being a trusted name in the diamond industry, offering exceptional quality and unparalleled service.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Ratnakala Exports Private Limitedratnakala.com HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 44 contacts → |
“Ratnakala is a natural diamond manufacturing company with more than forty-five years of experience serving both Indian and international markets.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | R.Rajesh Exportsrrajesh.co HQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 44 contacts → |
“R.Rajesh Exports, which was founded in the early 1970’s, has emerged as a front row leader in the manufacturing of Finest Quality Diamonds and continues to expand its wings…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | VD Global Pvt. LTDvdglobal.in HQ: Mumbai, IndiaReported employees: Not recorded | Mumbai, India | Not recorded | Exact match | 43 contacts → |
“For over 50 years and three generations, De Beers Sightholder VD Global (VDG) has been a trusted partner to the world’s leading luxury houses, delivering ethically sourced, fully…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 544 company matches
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Diamond certification companies: 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
542 records in the displayed employee bands.
2 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 worldwide rather than for India, so it is reported there. Company counts and contact totals on this page are exact for India, over 544 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 certification companies by metro
Questions about this company list
What does Exact match mean for diamond certification companies?
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 certification companies did RevenueBase find based in India?
The saved snapshot records 544 matching company records, 8,973 tracked contacts and 746 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
Diamond certification companies by geography
- Diamond certification companies based in Mumbai, India
- Diamond certification companies based in Surat, India
- Diamond certification companies based in Australia
- Diamond certification companies based in Belgium
- Diamond certification companies based in Hong Kong
- Diamond certification companies based in Israel
- Diamond certification companies based in Switzerland
- Diamond certification companies based in Thailand
- Diamond certification companies based in the United Arab Emirates
- Diamond certification companies based in the United Kingdom
- Diamond certification companies based in the United States
Cite this list
RevenueBase Data Team. Top 25 diamond certification companies based in India. Snapshot: September 19, 2026. https://revenuebase.ai/companies/diamond-certification-companies/india.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Diamond certification companies based in Mumbai, India
- Diamond certification companies based in Surat, India
- Diamond certification companies based in Australia
- Diamond certification companies based in Belgium
- Diamond certification companies based in Hong Kong
- Diamond certification companies based in Israel
Company intelligence · public preview
Top 25 diamond certification companies based in India
RevenueBase records 544 matching company records for diamond certification companies based in India, with 8,973 tracked contacts and 746 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 certification companies based in India
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 | 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. | |||||
| 2 | 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. | |||||
| 3 | Uni-Designunidesign-jewel.com HQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 267 contacts → |
“As pioneers in the jewellery industry, we are well-known for our high quality, reliability, and prompt customer service.We have a global footprint and collaborate with brands from…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Asian Star Company Limitedasianstargroup.com HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 249 contacts → |
“OUR HERITAGE: The Asian Star group represents a rich heritage of values, skills and experience, amassed over five decades in the diamond industry.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Laxmi Diamond Pvt. LTDlaxmidiamond.com HQ: Surat, IndiaReported employees: 5,001-10,000 | Surat, India | 5,001-10,000 | Exact match | 248 contacts → |
“Established in 1972, Laxmi Diamond is one of the leading diamond manufacturers, with its footprints spread across the globe.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Goldstar Jewellerygoldstarjewellery.com HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 225 contacts → |
“Established in 1962, Goldstar is a trusted name in the diamond and jewellery industry.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | IGIigi.org HQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 220 contacts → |
“The International Gemological Institute (IGI), a Blackstone portfolio company.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Dimexon Diamondsdimexon.com HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 199 contacts → |
“Dimexon Diamonds Ltd, with sales offices in all 4 corners of the globe, is one of the world’s leading diamond manufacturers.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Ankit Gemsankitgems.com HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 126 contacts → |
“A dream company started by three visionaries; Arvind Shah, Arun Shah and Dilip Shah in 1985, was then strengthened by Vasant Shah, Pravin Shah and Dilip Soni, bringing together…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Kapu Gemskapugems.com HQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 122 contacts → |
“For over six decades, Kapu Gems has been more than a manufacturer.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Suashish Diamonds Limitedsuashish.com HQ: Mumbai, IndiaReported employees: 201-500 | Mumbai, India | 201-500 | Exact match | 109 contacts → |
“Suashish Diamonds Ltd.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Jewelex India PVT LTDjewelexgroup.com HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 106 contacts → |
“Like the multiple facets of a diamond, Jewelex goes beyond the value chain by providing superior products, customer care and services that are acknowledged within the global…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Star Raysstarrays.com HQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 88 contacts → |
“Star Rays is a diamond manufacturer who are passionate about their products and solely focused on the diamond industry.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | D. Navinchandra Jewelsdnavinchandra.com HQ: Mumbai, IndiaReported employees: 201-500 | Mumbai, India | 201-500 | Exact match | 87 contacts → |
“About Us We are a leading manufacturer and exporter of diamond-studded jewelry, proudly operating out of S.E.E.P.Z, Mumbai, India.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Blue Star Diamonds Pvt. LTDbluestardiamonds.com HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 70 contacts → |
“The Blue Star Diamonds group was established in Mumbai by Vasantlal Mehta in 1966.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Greenlab Diamondsgreenlab.diamonds HQ: Surat, IndiaReported employees: 1,001-5,000 | Surat, India | 1,001-5,000 | Exact match | 69 contacts → |
“Greenlab Diamonds is the world’s largest lab-grown Diamond Cultivator.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Divine Solitairesdivinesolitaires.com HQ: Mumbai, IndiaReported employees: 51-200 | Mumbai, India | 51-200 | Exact match | 67 contacts → |
“Divine Solitaires is the first & only loose solitaire brand in India which provides its consumer with the world’s finest & perfectly crafted solitaire diamonds in an organized &…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Solitario Diamondsthesolitario.com HQ: Pune, IndiaReported employees: 201-500 | Pune, India | 201-500 | Exact match | 63 contacts → |
“Welcome to The Solitario - Elevate Your Elegance with Diamonds At The Solitario Lab Grown Diamonds, we're in the business of crafting dreams and turning moments into cherished…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Mahendra Brothersmahendrabrothers.com HQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 59 contacts → |
“Established in 1960, Mahendra Brothers Exports Private Limited is integral to the diamond business.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Diyora Diamonddiyoradiamond.com HQ: Surat, IndiaReported employees: 501-1,000 | Surat, India | 501-1,000 | Exact match | 49 contacts → |
“At Diyora Diamonds, we don't carve just carve gems.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Sanghvi & Sonssanghvisons.com HQ: Mumbai, IndiaReported employees: 201-500 | Mumbai, India | 201-500 | Exact match | 47 contacts → |
“Be Precious, Be You With a legacy of Four decades, Sanghvi & Sons came into existence in 1981 as a diamond merchant and diamond exporter.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Paladiya Brotherspb.diamonds HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 46 contacts → |
“Welcome to Paladiya Brothers & Co, we pride ourselves on being a trusted name in the diamond industry, offering exceptional quality and unparalleled service.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Ratnakala Exports Private Limitedratnakala.com HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 44 contacts → |
“Ratnakala is a natural diamond manufacturing company with more than forty-five years of experience serving both Indian and international markets.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | R.Rajesh Exportsrrajesh.co HQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 44 contacts → |
“R.Rajesh Exports, which was founded in the early 1970’s, has emerged as a front row leader in the manufacturing of Finest Quality Diamonds and continues to expand its wings…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | VD Global Pvt. LTDvdglobal.in HQ: Mumbai, IndiaReported employees: Not recorded | Mumbai, India | Not recorded | Exact match | 43 contacts → |
“For over 50 years and three generations, De Beers Sightholder VD Global (VDG) has been a trusted partner to the world’s leading luxury houses, delivering ethically sourced, fully…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 544 company matches
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Diamond certification companies: 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
542 records in the displayed employee bands.
2 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 worldwide rather than for India, so it is reported there. Company counts and contact totals on this page are exact for India, over 544 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 certification companies by metro
Questions about this company list
What does Exact match mean for diamond certification companies?
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 certification companies did RevenueBase find based in India?
The saved snapshot records 544 matching company records, 8,973 tracked contacts and 746 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
Diamond certification companies by geography
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Cite this list
RevenueBase Data Team. Top 25 diamond certification companies based in India. Snapshot: September 19, 2026. https://revenuebase.ai/companies/diamond-certification-companies/india.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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