Company lists · Data refreshed November 2026
Top 25 Diamond certification services based in India
RevenueBase identified 273 company matches for diamond certification services associated with India as of November 2026 and tracks 2,901 professional contacts across them, including 414 with verified work emails. Mumbai is the largest hub.
This list covers company matches for diamond certification services 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 November 6, 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 services based in India
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 285 contacts → | ||||
Exact match “The International Gemological Institute (IGI), a Blackstone portfolio company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 262 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 · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 117 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 · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 110 contacts → | ||||
Exact match “To join our family, fill this form for us to know you better - https://forms.gle/mMD8d1hP3NHWJmr59 Founded by brothers Mr.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 97 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 · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 76 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 · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 75 contacts → | ||||
Exact match “The Blue Star Diamonds group was established in Mumbai by Vasantlal Mehta in 1966.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 71 contacts → | ||||
Exact match “Greenlab Diamonds is the world’s largest lab-grown Diamond Cultivator.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 51 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 · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 35 contacts → | ||||
Exact match “With an unwavering commitment to environmental preservation, Sonani Jewels embrace the art of growing exquisite diamonds that embody both eco-friendliness and ethical integrity.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 34 contacts → | ||||
Exact match “Welcome to Firefly Diamonds, where brilliance meets sustainability!” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 32 contacts → | ||||
Exact match “To us, a diamond is not just a diamond.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 25 contacts → | ||||
Exact match “A company dedicated to supplying the highest grade polished diamonds Since its inception, RED EXIM has expanded to become a globally trusted partner for supplying well-made round…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 24 contacts → | ||||
Exact match “Established in 1996, Finestar Jewellery & Diamond Pvt ltd is a Diamond Manufacturing Company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 23 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 · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 21 contacts → | ||||
Exact match “We specialize in GIA certified diamonds with a choice of 6,500+ stones with AI technology of Auto Answering and 24*7 @Bot helpline to serve all our customers regardless of time…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 19 contacts → | ||||
Exact match “Davariya Brothers come to you with a promise of chaste and faithful beauty, a shine that will never fade and a shape that glorifies your presence.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 19 contacts → | ||||
Exact match “Specialized in certified natural diamonds in round as well as fancy shapes from 0.18 to 6ct in D to K color and FL to I1 purity.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 17 contacts → | ||||
Exact match “Ethical Diamonds, Timeless Luxury” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 14 contacts → | ||||
Exact match “DiamondXE is India’s first online natural diamond & Gemstone platform, built to make buying simpler, more transparent, and more reliable.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 13 contacts → | ||||
Exact match “Light Grown Diamond is a firm founded on integrity and trust.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 11 contacts → | ||||
Exact match “Based out of Mumbai (Bombay), India, we offer you an enviable customised and designer lab-grown diamond jewellery service, unrivalled craftsmanship and the same technical…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 10 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 9 contacts → | ||||
Exact match “Dhanshree Gems is one of the best-certified gemstones providers located in Lajpat Nagar, Delhi.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 9 contacts → | ||||
Exact match “Crafting Nature's Wonders: Your Gateway to Exquisite, Ethically Sourced Natural Diamonds Welcome to the world of RINKLE IMPEX, where the Earth's most captivating treasures are the…” Recorded in the RevenueBase company graph · Nov 6, 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 services”. 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 273 diamond certification services based in India
See the full list, filter by size, metro and specialty, and access 414 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Diamond certification services based in India at a glance
As of Nov 6, 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 273 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 services” 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 414 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 November 6, 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 services 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 services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many diamond certification services are there based in India?
RevenueBase identified 273 company matches for diamond certification services associated with India as of November 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?
IGI tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most diamond certification services?
Mumbai leads with 84 company records, followed by Surat (84) and New Delhi (15).
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 414 professional contacts with verified work emails tracked across these 273 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 November 6, 2026.
Ready to reach these companies? Verified emails and direct dials for all 273 diamond certification services based in India. Start with a free account, no credit card.
Download this list →Related lists
Diamond certification services by geography
- Diamond certification services based in Antwerp, Belgium
- Diamond certification services based in Mumbai, India
- Diamond certification services based in Surat, India
- Diamond certification services based in New York, United States
- Diamond certification services based in Belgium
- Diamond certification services based in the United States
Browse the directory
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 services based in Antwerp, Belgium
- Diamond certification services based in Mumbai, India
- Diamond certification services based in Surat, India
- Diamond certification services based in New York, United States
- Diamond certification services based in Belgium
- Diamond certification services based in the United States
Company intelligence · public preview
Top 25 diamond certification services 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 273 matching company records for diamond certification services based in India, with 2,901 tracked contacts and 414 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: November 6, 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 services 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 |  IGIigi.orgHQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 285 contacts → |
“The International Gemological Institute (IGI), a Blackstone portfolio company.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Asian Star Company Limitedasianstargroup.comHQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 262 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Jewelex India PVT LTDjewelexgroup.comHQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 117 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Venus Jewelvenusjewel.comHQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 110 contacts → |
“To join our family, fill this form for us to know you better - https://forms.gle/mMD8d1hP3NHWJmr59 Founded by brothers Mr.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Star Raysstarrays.comHQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 97 contacts → |
“Star Rays is a diamond manufacturer who are passionate about their products and solely focused on the diamond industry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Divine Solitairesdivinesolitaires.comHQ: Mumbai, IndiaReported employees: 51-200 | Mumbai, India | 51-200 | Exact match | 76 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Blue Star Diamonds Pvt. LTDbluestardiamonds.comHQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 75 contacts → |
“The Blue Star Diamonds group was established in Mumbai by Vasantlal Mehta in 1966.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Greenlab Diamondsgreenlab.diamondsHQ: Surat, IndiaReported employees: 1,001-5,000 | Surat, India | 1,001-5,000 | Exact match | 71 contacts → |
“Greenlab Diamonds is the world’s largest lab-grown Diamond Cultivator.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Paladiya Brotherspb.diamondsHQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 51 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Sonani Jewelssonanijewels.comHQ: Surat, IndiaReported employees: 201-500 | Surat, India | 201-500 | Exact match | 35 contacts → |
“With an unwavering commitment to environmental preservation, Sonani Jewels embrace the art of growing exquisite diamonds that embody both eco-friendliness and ethical integrity.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Firefly Diamondsfireflydiamonds.comHQ: Mumbai, IndiaReported employees: 11-50 | Mumbai, India | 11-50 | Exact match | 34 contacts → |
“Welcome to Firefly Diamonds, where brilliance meets sustainability!” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Shree Ramdoot Gems LLPsrd.worldHQ: Mumbai, IndiaReported employees: 201-500 | Mumbai, India | 201-500 | Exact match | 32 contacts → |
“To us, a diamond is not just a diamond.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  RED Exim Groupredexim.co.inHQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 25 contacts → |
“A company dedicated to supplying the highest grade polished diamonds Since its inception, RED EXIM has expanded to become a globally trusted partner for supplying well-made round…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Finestar Jewellery & Diamond Pvt,ltdfinestardiamonds.comHQ: Mumbai, IndiaReported employees: 201-500 | Mumbai, India | 201-500 | Exact match | 24 contacts → |
“Established in 1996, Finestar Jewellery & Diamond Pvt ltd is a Diamond Manufacturing Company.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Ankit Gems PVT LTDankitgems.comHQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 23 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Akarsh Exportsakarshexports.comHQ: Mumbai, IndiaReported employees: 11-50 | Mumbai, India | 11-50 | Exact match | 21 contacts → |
“We specialize in GIA certified diamonds with a choice of 6,500+ stones with AI technology of Auto Answering and 24*7 @Bot helpline to serve all our customers regardless of time…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Davariya Brothersdavariyabrothers.comHQ: Surat, IndiaReported employees: 1,001-5,000 | Surat, India | 1,001-5,000 | Exact match | 19 contacts → |
“Davariya Brothers come to you with a promise of chaste and faithful beauty, a shine that will never fade and a shape that glorifies your presence.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Vaibhav Gemsvaibhavgems.coHQ: Mumbai, IndiaReported employees: 201-500 | Mumbai, India | 201-500 | Exact match | 19 contacts → |
“Specialized in certified natural diamonds in round as well as fancy shapes from 0.18 to 6ct in D to K color and FL to I1 purity.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Nuvo Aeon Diamond & Jewellery LLPpoddardiamonds.com HQ: Mumbai, IndiaReported employees: 51-200 | Mumbai, India | 51-200 | Exact match | 17 contacts → |
“Ethical Diamonds, Timeless Luxury” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Diamondxediamondxe.comHQ: Mumbai, IndiaReported employees: 11-50 | Mumbai, India | 11-50 | Exact match | 14 contacts → |
“DiamondXE is India’s first online natural diamond & Gemstone platform, built to make buying simpler, more transparent, and more reliable.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Light Grown Diamondvaishaligems.inHQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 13 contacts → |
“Light Grown Diamond is a firm founded on integrity and trust.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Èclat Diamonds And Companyeclatdiamonds.inHQ: Mumbai, IndiaReported employees: 1-10 | Mumbai, India | 1-10 | Exact match | 11 contacts → |
“Based out of Mumbai (Bombay), India, we offer you an enviable customised and designer lab-grown diamond jewellery service, unrivalled craftsmanship and the same technical…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Janam Corporationjanamcorp.comHQ: Mumbai, IndiaReported employees: 51-200 | Mumbai, India | 51-200 | Exact match | 10 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 24 |  Dhanshree Gemsdhanshreegems.comHQ: Delhi, IndiaReported employees: 11-50 | Delhi, India | 11-50 | Exact match | 9 contacts → |
“Dhanshree Gems is one of the best-certified gemstones providers located in Lajpat Nagar, Delhi.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Rinkle Impexrinkleimpex.comHQ: Mumbai, IndiaReported employees: 11-50 | Mumbai, India | 11-50 | Exact match | 9 contacts → |
“Crafting Nature's Wonders: Your Gateway to Exquisite, Ethically Sourced Natural Diamonds Welcome to the world of RINKLE IMPEX, where the Earth's most captivating treasures are the…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 273 company matches
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Diamond certification services: dataset insights
November 6, 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
271 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 273 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: November 6, 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 services by metro
Questions about this company list
What does Exact match mean for diamond certification services?
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 services did RevenueBase find based in India?
The saved snapshot records 273 matching company records, 2,901 tracked contacts and 414 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: November 6, 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 services by geography
- Diamond certification services based in Antwerp, Belgium
- Diamond certification services based in Mumbai, India
- Diamond certification services based in Surat, India
- Diamond certification services based in New York, United States
- Diamond certification services based in Belgium
- Diamond certification services based in the United States
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 diamond certification services based in India. Snapshot: November 6, 2026. https://revenuebase.ai/companies/diamond-certification-services/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 services based in Antwerp, Belgium
- Diamond certification services based in Mumbai, India
- Diamond certification services based in Surat, India
- Diamond certification services based in New York, United States
- Diamond certification services based in Belgium
- Diamond certification services based in the United States
Company intelligence · public preview
Top 25 diamond certification services based in India
RevenueBase records 273 matching company records for diamond certification services based in India, with 2,901 tracked contacts and 414 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: November 6, 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 services 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 | IGIigi.org HQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 285 contacts → |
“The International Gemological Institute (IGI), a Blackstone portfolio company.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Asian Star Company Limitedasianstargroup.com HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 262 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Jewelex India PVT LTDjewelexgroup.com HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 117 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Venus Jewelvenusjewel.com HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 110 contacts → |
“To join our family, fill this form for us to know you better - https://forms.gle/mMD8d1hP3NHWJmr59 Founded by brothers Mr.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Star Raysstarrays.com HQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 97 contacts → |
“Star Rays is a diamond manufacturer who are passionate about their products and solely focused on the diamond industry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Divine Solitairesdivinesolitaires.com HQ: Mumbai, IndiaReported employees: 51-200 | Mumbai, India | 51-200 | Exact match | 76 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Blue Star Diamonds Pvt. LTDbluestardiamonds.com HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 75 contacts → |
“The Blue Star Diamonds group was established in Mumbai by Vasantlal Mehta in 1966.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Greenlab Diamondsgreenlab.diamonds HQ: Surat, IndiaReported employees: 1,001-5,000 | Surat, India | 1,001-5,000 | Exact match | 71 contacts → |
“Greenlab Diamonds is the world’s largest lab-grown Diamond Cultivator.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Paladiya Brotherspb.diamonds HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 51 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Sonani Jewelssonanijewels.com HQ: Surat, IndiaReported employees: 201-500 | Surat, India | 201-500 | Exact match | 35 contacts → |
“With an unwavering commitment to environmental preservation, Sonani Jewels embrace the art of growing exquisite diamonds that embody both eco-friendliness and ethical integrity.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Firefly Diamondsfireflydiamonds.com HQ: Mumbai, IndiaReported employees: 11-50 | Mumbai, India | 11-50 | Exact match | 34 contacts → |
“Welcome to Firefly Diamonds, where brilliance meets sustainability!” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Shree Ramdoot Gems LLPsrd.world HQ: Mumbai, IndiaReported employees: 201-500 | Mumbai, India | 201-500 | Exact match | 32 contacts → |
“To us, a diamond is not just a diamond.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | RED Exim Groupredexim.co.in HQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 25 contacts → |
“A company dedicated to supplying the highest grade polished diamonds Since its inception, RED EXIM has expanded to become a globally trusted partner for supplying well-made round…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Finestar Jewellery & Diamond Pvt,ltdfinestardiamonds.com HQ: Mumbai, IndiaReported employees: 201-500 | Mumbai, India | 201-500 | Exact match | 24 contacts → |
“Established in 1996, Finestar Jewellery & Diamond Pvt ltd is a Diamond Manufacturing Company.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Ankit Gems PVT LTDankitgems.com HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 23 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Akarsh Exportsakarshexports.com HQ: Mumbai, IndiaReported employees: 11-50 | Mumbai, India | 11-50 | Exact match | 21 contacts → |
“We specialize in GIA certified diamonds with a choice of 6,500+ stones with AI technology of Auto Answering and 24*7 @Bot helpline to serve all our customers regardless of time…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Davariya Brothersdavariyabrothers.com HQ: Surat, IndiaReported employees: 1,001-5,000 | Surat, India | 1,001-5,000 | Exact match | 19 contacts → |
“Davariya Brothers come to you with a promise of chaste and faithful beauty, a shine that will never fade and a shape that glorifies your presence.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Vaibhav Gemsvaibhavgems.co HQ: Mumbai, IndiaReported employees: 201-500 | Mumbai, India | 201-500 | Exact match | 19 contacts → |
“Specialized in certified natural diamonds in round as well as fancy shapes from 0.18 to 6ct in D to K color and FL to I1 purity.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Nuvo Aeon Diamond & Jewellery LLPpoddardiamonds.com HQ: Mumbai, IndiaReported employees: 51-200 | Mumbai, India | 51-200 | Exact match | 17 contacts → |
“Ethical Diamonds, Timeless Luxury” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Diamondxediamondxe.com HQ: Mumbai, IndiaReported employees: 11-50 | Mumbai, India | 11-50 | Exact match | 14 contacts → |
“DiamondXE is India’s first online natural diamond & Gemstone platform, built to make buying simpler, more transparent, and more reliable.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Light Grown Diamondvaishaligems.in HQ: Mumbai, IndiaReported employees: 501-1,000 | Mumbai, India | 501-1,000 | Exact match | 13 contacts → |
“Light Grown Diamond is a firm founded on integrity and trust.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Èclat Diamonds And Companyeclatdiamonds.in HQ: Mumbai, IndiaReported employees: 1-10 | Mumbai, India | 1-10 | Exact match | 11 contacts → |
“Based out of Mumbai (Bombay), India, we offer you an enviable customised and designer lab-grown diamond jewellery service, unrivalled craftsmanship and the same technical…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Janam Corporationjanamcorp.com HQ: Mumbai, IndiaReported employees: 51-200 | Mumbai, India | 51-200 | Exact match | 10 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 24 | Dhanshree Gemsdhanshreegems.com HQ: Delhi, IndiaReported employees: 11-50 | Delhi, India | 11-50 | Exact match | 9 contacts → |
“Dhanshree Gems is one of the best-certified gemstones providers located in Lajpat Nagar, Delhi.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Rinkle Impexrinkleimpex.com HQ: Mumbai, IndiaReported employees: 11-50 | Mumbai, India | 11-50 | Exact match | 9 contacts → |
“Crafting Nature's Wonders: Your Gateway to Exquisite, Ethically Sourced Natural Diamonds Welcome to the world of RINKLE IMPEX, where the Earth's most captivating treasures are the…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 273 company matches
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Diamond certification services: dataset insights
November 6, 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
271 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 273 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: November 6, 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 services by metro
Questions about this company list
What does Exact match mean for diamond certification services?
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 services did RevenueBase find based in India?
The saved snapshot records 273 matching company records, 2,901 tracked contacts and 414 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: November 6, 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.
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Cite this list
RevenueBase Data Team. Top 25 diamond certification services based in India. Snapshot: November 6, 2026. https://revenuebase.ai/companies/diamond-certification-services/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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