Company lists · Data refreshed November 2026

Top 25 Industrial diamond suppliers worldwide

RevenueBase identified 1,984 company matches for industrial diamond suppliers worldwide as of November 2026 and tracks 20,962 professional contacts across them, including 3,672 with verified work emails. India is the largest market and Mumbai the largest hub.

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

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

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
1,984Companies
20,962Contacts tracked
3,672Verified emails
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The 25 largest industrial diamond suppliers worldwide

Ranked by team size
Top 25 of 1,984 company matches for industrial diamond 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 matchMumbai, IndiaHQ recorded Nov 6, 202610001+1,109 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 · Nov 6, 2026 · View company records in RevenueBase
2Exact matchDidcot, United KingdomHQ recorded Nov 6, 20261,001-5,000972 contacts →

Exact match

“Element Six is a global leader in the design, development and production of synthetic diamond advanced materials.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchGuarulhos, BrazilHQ recorded Nov 6, 20261,001-5,000738 contacts →

Exact match

“A Saint-Gobain Abrasivos é uma empresa líder na fabricação e distribuição de produtos e sistemas abrasivos.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMumbai, IndiaHQ recorded Nov 6, 20265,001-10,000418 contacts →

Exact match

“Dharmanandan Diamonds, widely known as DDPL is a prominent natural diamond manufacturing company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact 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
6Exact matchHod Hasharon, IsraelHQ recorded Nov 6, 2026501-1,000252 contacts →

Exact match

“Since 1988, Sarine Technologies has been the leading technology company in the worldwide diamond domain, providing multi-disciplinary products based on cutting-edge technology to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchNavsari, IndiaHQ recorded Nov 6, 2026501-1,000218 contacts →

Exact match

“A global leader, in more than 120 countries on five continents, with more than employees, customer contacts per day, more than 50 innovations per year - This is Hilti.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact 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
9Exact matchZoutleeuw, BelgiumHQ recorded Nov 6, 20261,001-5,000197 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLewis Center, OH, United StatesHQ recorded Nov 6, 2026201-500195 contacts →

Exact match

“Abrasive Technology, founded in 1971, is a global leader in superabrasive grinding and tooling with a diversified portfolio of products for the aerospace/defense, general…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchElyria, OH, United StatesHQ recorded Nov 6, 2026201-500188 contacts →

Exact match

“Diamond Products is a world leader in the manufacturing and distribution of diamond tools and equipment with the widest selection of wet and dry diamond blades and diamond core…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchMumbai, IndiaHQ recorded Nov 6, 20261,001-5,000185 contacts →

Exact match

“K.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchMedellin, ColombiaHQ recorded Nov 6, 2026501-1,000177 contacts →

Exact match

“Since 1969 ABRACOL has been manufacturing high quality abrasives for the following industry sectors; automotive, metal, construction, mining, smelting, wood, glass and others.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchJasper, IN, United StatesHQ recorded Nov 6, 2026201-500152 contacts →

Exact match

“Since 1941, the people of Peak Toolworks have delivered a standard of service and quality unmatched in the cutting tool industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchHigh Point, NC, United StatesHQ recorded Nov 6, 20261,001-5,000149 contacts →

Exact match

“Diablo/Freud Tools are the industry-leading manufacturers of premium cutting tools, abrasives and power tool accessories.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchMumbai, IndiaHQ recorded Nov 6, 2026501-1,000129 contacts →

Exact match

“For over six decades, Kapu Gems has been more than a manufacturer.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSerra, BrazilHQ recorded Nov 6, 202651-200115 contacts →

Exact match

“A Fuzhou Skystone Diamond Tool Co, Ltd foi fundada em Fuzhou - China, e tem se dedicado à fabricação de ferramentas diamantadas para a indústria de rochas desde 1994.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSantiago, ChileHQ recorded Nov 6, 2026501-1,000115 contacts →

Exact match

Recorded description not available.

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 matchChâtel-st-denis, SwitzerlandHQ recorded Nov 6, 2026201-50095 contacts →

Exact match

“Industrial diamond grinding and polishing tools.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchMumbai, IndiaHQ recorded Nov 6, 20261,001-5,00089 contacts →

Exact match

“The Shairu Gems Diamonds Group is one of India’s leading polished diamond suppliers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchHaiger, GermanyHQ recorded Nov 6, 20261,001-5,00088 contacts →

Exact match

“Klingspor has been setting global standards in abrasive technology for more than 130 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchDubai, United Arab EmiratesHQ recorded Nov 6, 202651-20082 contacts →

Exact match

“Stargems Group is an international diamond company that specializes in the sourcing and supply of the finest diamonds to customers across the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchNew Haven, IN, United StatesHQ recorded Nov 6, 202651-20081 contacts →

Exact match

“Precision superabrasive grinding products from Continental Diamond Tool are custom designed for power, precision, and maximum productivity, especially for industry’s most complex…”

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

Showing 25 of 1,984 industrial diamond suppliers worldwide

See the full list, filter by size, metro and specialty, and access 3,672 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Industrial diamond suppliers worldwide at a glance

As of Nov 6, 2026
17.5%Verified-email coverage
10.6Average contacts per company
11-50Median size (employees)
5.4%Largest-city concentration · Mumbai
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
737
11-50
638
51-200
323
201-500
120
501-1,000
61
1,001-5,000
58
5,001-10,000
8
10001+
4

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 industrial diamond suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “industrial diamond suppliers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 3,672 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.

Industrial diamond suppliers by location

13 lists · largest first

Every Industrial diamond 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 “industrial diamond suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial diamond suppliers are there worldwide?

RevenueBase identified 1,984 company matches for industrial diamond 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?

Kiran Gems Private Limited tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most industrial diamond suppliers?

India leads with 362 companies, followed by the United States (313) and Italy (74). Every industrial diamond suppliers list by country and city is linked on this page.

Which city has the most industrial diamond suppliers?

Mumbai leads with 107 company records, followed by Surat (97) and New York (74).

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 3,672 professional contacts with verified work emails tracked across these 1,984 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.