Company lists · Data refreshed November 2026

Top 25 Lab grown gemstone suppliers worldwide

RevenueBase identified 2,429 company matches for lab grown gemstone suppliers worldwide as of November 2026 and tracks 20,995 professional contacts across them, including 4,673 with verified work emails. India is the largest market and Jaipur the largest hub.

This list covers company matches for lab grown gemstone suppliers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for lab grown gemstone suppliers follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
2,429Companies
20,995Contacts tracked
4,673Verified emails
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The 25 largest lab grown gemstone suppliers worldwide

Ranked by team size
Top 25 of 2,429 company matches for lab grown gemstone suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLafayette, United StatesHQ recorded Nov 6, 20261,001-5,0001,133 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchNew York, CA, United StatesHQ recorded Nov 6, 2026501-1,000385 contacts →

Exact match

“IGI, a Blackstone portfolio company, is the world’s largest independent provider of gemological services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200381 contacts →

Exact match

“Monica Vinader is a global, award-winning leader in responsible jewellery.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchDubai, United Arab EmiratesHQ recorded Nov 6, 20261,001-5,000358 contacts →

Exact match

“FURA Gems is a pioneering colored gemstone company dedicated to the responsible extraction of rubies and sapphires in Mozambique and Australia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMumbai, IndiaHQ recorded Nov 6, 20261,001-5,000298 contacts →

Exact match

“Sunjewels has been a leading manufacturer of high quality fine jewellery for brands and retailers around the world since 1985.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchNew York, NY, United StatesHQ recorded Nov 6, 20261,001-5,000284 contacts →

Exact match

“Founded in 1996 with a mission to delight customers with exceptional products and superior service, Kama Jewelry has firmly established itself among the top ten diamond jewelry…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchAlbuquerque, NM, United StatesHQ recorded Nov 6, 2026201-500273 contacts →

Exact match

“Rio Grande, a Berkshire Hathaway company, exists to support the bench jeweler, the jewelry designer, the retail jeweler, the jewelry manufacturer and the educator.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchMumbai, IndiaHQ recorded Nov 6, 20261,001-5,000262 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
9Exact matchAntwerp, BelgiumHQ recorded Nov 6, 2026201-500260 contacts →

Exact match

“HRD Antwerp is the leading authority when it comes to Diamond Grading, Jewellery Grading and Education.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMumbai, IndiaHQ recorded Nov 6, 20261,001-5,000243 contacts →

Exact match

“Established in 1962, Goldstar is a trusted name in the diamond and jewellery industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchMumbai, IndiaHQ recorded Nov 6, 20261,001-5,000208 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 · Nov 6, 2026 · View company records in RevenueBase
12Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202651-200194 contacts →

Exact match

“Founded in 2016 by a former BCG consultant frustrated with his own engagement ring buying experience, Rare Carat began with a mission to make diamond buying more transparent for…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-500193 contacts →

Exact match

“Peace of mind, Assured.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMumbai, IndiaHQ recorded Nov 6, 202610001+179 contacts →

Exact match

“Kiran Gems Private Limited is the world’s largest manufacturer of ethically sourced natural diamonds and India’s premier diamantaire.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchMumbai, IndiaHQ recorded Nov 6, 2026501-1,000175 contacts →

Exact match

“Limelight Lab Grown Diamonds Ltd India’s leading sustainable diamond luxury brand offering lab grown diamond studded jewellery.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchManhattan, United StatesHQ recorded Nov 6, 202651-200161 contacts →

Exact match

“Gemological Science International (GSI) is one of the largest gemological laboratories with 13 offices in the United States, India, UAE, Hong Kong and Thailand.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 20261,001-5,000161 contacts →

Exact match

“Blue Diamond, 2004 yılında toptancı bir firma olarak, mücevher sektörüne pırlanta tedarik etmek ve sektörü pırlanta konusunda eğitmek amacıyla kuruldu.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchGurgaon, IndiaHQ recorded Nov 6, 2026201-500127 contacts →

Exact match

“GemPundit is one of the leading providers of Luxury, Precious & Semi-Precious Gemstones.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMumbai, IndiaHQ recorded Nov 6, 20261,001-5,000110 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
20Exact matchMumbai, IndiaHQ recorded Nov 6, 2026501-1,00097 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
21Exact matchFort Lee, NJ, United StatesHQ recorded Nov 6, 202651-20083 contacts →

Exact match

“GemsNY is your trusted source for untreated, certified natural color gemstones and custom fine jewelry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBerlin, GermanyHQ recorded Nov 6, 2026201-50079 contacts →

Exact match

“Our aim is to make high-quality gemstone jewellery an affordable luxury for everyone.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMumbai, IndiaHQ recorded Nov 6, 20261,001-5,00075 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
24Exact matchPune, IndiaHQ recorded Nov 6, 2026201-50075 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 · Nov 6, 2026 · View company records in RevenueBase
25Exact matchIndiaHQ recorded Nov 6, 2026501-1,00073 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 2,429 lab grown gemstone suppliers worldwide

See the full list, filter by size, metro and specialty, and access 4,673 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Lab grown gemstone suppliers worldwide at a glance

As of Nov 6, 2026
22.3%Verified-email coverage
8.6Average contacts per company
1-10Median size (employees)
10.3%Largest-city concentration · Jaipur
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,295
11-50
654
51-200
283
201-500
87
501-1,000
46
1,001-5,000
36
5,001-10,000
7
10001+
2

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for lab grown gemstone suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “lab grown gemstone suppliers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 4,673 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.

Lab grown gemstone suppliers by location

17 lists · largest first

Every Lab grown gemstone suppliers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “lab grown gemstone suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many lab grown gemstone suppliers are there worldwide?

RevenueBase identified 2,429 company matches for lab grown gemstone suppliers worldwide 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?

Stuller, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most lab grown gemstone suppliers?

India leads with 740 companies, followed by the United States (442) and the United Kingdom (80). Every lab grown gemstone suppliers list by country and city is linked on this page.

Which city has the most lab grown gemstone suppliers?

Jaipur leads with 249 company records, followed by New York (180) and Surat (137).

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 4,673 professional contacts with verified work emails tracked across these 2,429 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.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.