Company lists · Data refreshed November 2026

Top 25 Ethical diamond retailers worldwide

Name: Ethical diamond retailers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 8,497 companies tracked

RevenueBase identified 8,497 company matches for ethical diamond retailers worldwide as of November 2026 and tracks 138,202 professional contacts across them, including 21,660 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers company matches for ethical diamond retailers 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 ethical diamond retailers 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

8,497Companies

138,202Contacts tracked

21,660Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest ethical diamond retailers worldwide

Ranked by team size

Top 25 of 8,497 company matches for ethical diamond retailers 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Signet Jewelers	Exact match	Akron, ON, United StatesHQ recorded Nov 6, 2026	10001+	7,034 contacts →
	Exact match “Signet operates approximately 2,600 stores primarily under the name brands of Kay Jewelers, Zales, Jared, Banter by Piercing Pagoda, Diamonds Direct, Blue Nile, Peoples Jewellers…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	DE Beers Group	Exact match	London, United KingdomHQ recorded Nov 6, 2026	10001+	4,000 contacts →
	Exact match “The only luxury diamond brand present at source.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Caratlane	Exact match	Chennai, IndiaHQ recorded Nov 6, 2026	1,001-5,000	2,542 contacts →
	Exact match “CaratLane, India’s first omni-channel jewellery brand, has been redefining how people experience jewellery since its founding in 2008, by Mithun Sacheti and Srinivasa Gopalan.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Jared Jewelers	Exact match	Akron, OH, United StatesHQ recorded Nov 6, 2026	5,001-10,000	2,228 contacts →
	Exact match “Jared is redefining how luxury is felt and expressed, through unique and memorable customer experiences and an array of on-trend, high-quality 18K gold and diamond fine jewelry…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Helzberg Diamonds	Exact match	North Kansas City, MO, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,703 contacts →
	Exact match “The Helzberg name stands for care and craft in every story since 1915.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Senco Gold And Diamonds	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	1,001-5,000	1,628 contacts →
	Exact match “Senco Gold & Diamonds, since 1938, carries an incredible legacy spanning generations.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Michael Hill	Exact match	Cannon Hill, AustraliaHQ recorded Nov 6, 2026	1,001-5,000	1,560 contacts →
	Exact match “At Michael Hill, we are fuelled by our passion for helping people mark life’s moments - both big and small.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Tous Jewelry	Exact match	Manresa, SpainHQ recorded Nov 6, 2026	1,001-5,000	1,491 contacts →
	Exact match “About TOUS With more than professionals, TOUS has promoted its corporate culture based on legacy, commitment and creativity since it was set up in 1920, when it started out in the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	GIVA	Exact match	Bangalore, IndiaHQ recorded Nov 6, 2026	1,001-5,000	1,172 contacts →
	Exact match “GIVA is a premium jewellery brand aiming with a vision to make authentic, elegant and fine jewellery accessible in India.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Diamonds International	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,149 contacts →
	Exact match “Diamonds International® was established over 30 years ago.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Kiran Gems Private Limited	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	10001+	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
12	Shane CO	Exact match	Greenwood Village, CA, United StatesHQ recorded Nov 6, 2026	501-1,000	1,099 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Effy Jewelry	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,051 contacts →
	Exact match “Established in 1979 by renowned jewelry designer Effy Hematian, Effy Jewelry is one of the most critically acclaimed and highly visible jewelry lines available in 2600 retail…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Blue Nile	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	501-1,000	985 contacts →
	Exact match “Blue Nile was founded in with the idea that the diamond and engagement ring business was ready for innovation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Harry Winston	Exact match	New York, United StatesHQ recorded Nov 6, 2026	501-1,000	981 contacts →
	Exact match “Harry Winston, Inc, the premier fine jewelry and watch retailer, is owned by The Swatch Group.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Orra Fine Jewellery	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	1,001-5,000	936 contacts →
	Exact match “Global Pioneers in the art of jewelry and diamond perfection since ORRA's diamonds are rare, unique & responsibly sourced.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Brilliant Earth	Exact match	San Francisco, MO, United StatesHQ recorded Nov 6, 2026	501-1,000	904 contacts →
	Exact match “Brilliant Earth was founded by Beth Gerstein and Eric Grossberg as a response to the lack of transparency and irresponsible mining practices that confront the jewelry industry…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Hari Krishna Exports Pvt. LTD	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	5,001-10,000	901 contacts →
	Exact match “At Hari Krishna Exports, we are a global leader in the natural diamond industry, powered by a purpose that goes beyond our stones.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	GRT Jewellers India Private Limited	Exact match	Chennai, IndiaHQ recorded Nov 6, 2026	10001+	898 contacts →
	Exact match “Founded in 1964, GRT Jewellers is one of India's leading jewellery destinations.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Jewelry Television	Exact match	Knoxville, TN, United StatesHQ recorded Nov 6, 2026	1,001-5,000	885 contacts →
	Exact match “At Jewelry Television® our mission is to open the world of fine jewelry and gemstones to everyone.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	PC Jeweller LTD	Exact match	New Delhi, IndiaHQ recorded Nov 6, 2026	1,001-5,000	677 contacts →
	Exact match “It all started when PC Jeweller first opened its first showroom in 2005 in Karol Bagh, New Delhi with a vision to redefine elegance, allure and style in the form of stunning…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	CLEOR	Exact match	Puteaux, FranceHQ recorded Nov 6, 2026	501-1,000	630 contacts →
	Exact match “Depuis 1997 le Groupe CLEOR, avec ses enseignes Cleor, Noelie et Pierre Roux, associe tendances et savoir-faire.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Diamonds Direct	Exact match	Charlotte, FL, United StatesHQ recorded Nov 6, 2026	501-1,000	604 contacts →
	Exact match “Founded in 1995 and headquartered in Charlotte, North Carolina, Diamonds Direct offers one of the largest selections of fine jewelry and diamonds in the United States.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Bhima Jewels	Exact match	Kochi, IndiaHQ recorded Nov 6, 2026	501-1,000	603 contacts →
	Exact match “Bhima Jewels is a premium shopping destination for fine jewellery with a stunning collection of gold, gemstones, platinum, silver, and diamond jewellery.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Reeds Jewelers	Exact match	Wilmington, NC, United StatesHQ recorded Nov 6, 2026	501-1,000	550 contacts →
	Exact match “Founded in 1946 by Bill and Roberta Zimmer in Wilmington NC, REEDS Jewelers is a true American success story.” Recorded in the RevenueBase company graph · 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 “ethical diamond retailers”. 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 8,497 ethical diamond retailers worldwide

See the full list, filter by size, metro and specialty, and access 21,660 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Ethical diamond retailers worldwide at a glance

As of Nov 6, 2026

15.7%Verified-email coverage

16.3Average contacts per company

1-10Median size (employees)

5.4%Largest-city concentration · New York

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

4,569

11-50

2,386

51-200

784

201-500

300

501-1,000

126

1,001-5,000

116

5,001-10,000

10001+

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 ethical diamond retailers are linked below.
What qualifies: Company records worldwide whose business descriptions match “ethical diamond retailers” 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 21,660 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.

Ethical diamond retailers by location

51 lists · largest first

Every Ethical diamond retailers 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 “ethical diamond retailers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many ethical diamond retailers are there worldwide?

RevenueBase identified 8,497 company matches for ethical diamond retailers 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?

Signet Jewelers tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most ethical diamond retailers?

The United States leads with 2,349 companies, followed by India (1,647) and the United Kingdom (522). Every ethical diamond retailers list by country and city is linked on this page.

Which city has the most ethical diamond retailers?

New York leads with 455 company records, followed by Mumbai (338) and Surat (283).

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 21,660 professional contacts with verified work emails tracked across these 8,497 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 8,497 ethical diamond retailers worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.