Company lists · Data refreshed October 2026
Top 25 Gemological equipment & supplies suppliers based in the United States
RevenueBase identified 163 company matches for gemological equipment & supplies suppliers associated with the United States as of October 2026 and tracks 5,541 professional contacts across them, including 2,164 with verified work emails. New York is the largest hub.
This list covers company matches for gemological equipment & supplies suppliers associated with the United States, 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 October 26, 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 gemological equipment & supplies suppliers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,088 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 2 | 396 contacts → | ||||
Exact match “IGI, a Blackstone portfolio company, is the world’s largest independent provider of gemological services.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 3 | 261 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 · Oct 26, 2026 · View company records in RevenueBase | |||||
| 4 | 192 contacts → | ||||
Exact match “The Rapaport Group is an international network of companies providing first class, added value services that support the development of free, fair, efficient and competitive…” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 5 | 163 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 · Oct 26, 2026 · View company records in RevenueBase | |||||
| 6 | 46 contacts → | ||||
Exact match “America's Diamond Specialist - Memo and Stock Quality, attention to detail, honesty, fairness, and on-time delivery.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 7 | 37 contacts → | ||||
Exact match “The International Colored Gemstone Association (ICA), a non-profit 501(c)6, is the only worldwide body specifically created to benefit the global colored gemstone industry.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 8 | 30 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 9 | 16 contacts → | ||||
Exact match “Since 1979, Roseco has provided overnight shipping on fine quality wholesale gold and platinum findings, mountings (bracelets, rings, earrings, pendants), metals, stones, tools…” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 10 | 14 contacts → | ||||
Exact match “The late Sylvia and Sy Kessler established the company in 1968, and the tradition of servicing its customers has proudly continued for 58 years and three generations.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 11 | 14 contacts → | ||||
Exact match “For almost 90 years, Kassoy has been providing retail jewelers, apprentices, craftsmen, appraisers and precious metal assayers with the solutions they need to succeed.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 12 | 13 contacts → | ||||
Exact match “We have built our business around a fully-equipped diamond grading laboratory.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 13 | 12 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 14 | 11 contacts → | ||||
Exact match “JTR (Jewellery Technology Research) is an internationally recognized authority in diamond and jewellery grading and a pioneer in advanced detection technology.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 15 | 11 contacts → | ||||
Exact match “American International Gemologists (AIG) is located in the Newbury Park area of Thousand Oaks California.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 16 | 9 contacts → | ||||
Exact match “Courteous professional staff will always be available to answer questions and assist at your request.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 17 | 8 contacts → | ||||
Exact match “Full of integrity and ambition as a young boy, Abe Mor discovered his passion for diamonds at the young age of 13.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 18 | 8 contacts → | ||||
Exact match “Supplier for the watchmaking, jewelry, and gemologist trades.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 19 | 7 contacts → | ||||
Exact match “GEM is an importer and wholesale for fine gemstones.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 20 | 7 contacts → | ||||
Exact match “International Gemstone Merchants, Designers Of Magnificent Jewlery” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 21 | 6 contacts → | ||||
Exact match “Gemstone Dealer & Jewelry Production.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 22 | 6 contacts → | ||||
Exact match “RapNet, a Rapaport Group Company, is the world's largest and most trusted professional online diamond trading network, delivering the best available diamonds, prices, people &…” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 23 | 6 contacts → | ||||
Exact match “Eshed is a worldwide diamond and emerald supplier.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 24 | 6 contacts → | ||||
Exact match “Omi Gems has been a trusted purveyor of fine colored gemstones for over 25 years.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 25 | 5 contacts → | ||||
Exact match “AGI was originally founded by Pete Vaidya, starting out as a loose gemstone distributor in the Southwest region only.” Recorded in the RevenueBase company graph · Oct 26, 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 “gemological equipment & supplies suppliers”. 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 163 gemological equipment & supplies suppliers based in the United States
See the full list, filter by size, metro and specialty, and access 2,164 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Gemological equipment & supplies suppliers based in the United States at a glance
As of Oct 26, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 163 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 the United States whose business descriptions match “gemological equipment & supplies 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. 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 2,164 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 October 26, 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.
Gemological equipment & supplies suppliers 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 “gemological equipment & supplies suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many gemological equipment & supplies suppliers are there based in the United States?
RevenueBase identified 163 company matches for gemological equipment & supplies suppliers associated with the United States as of October 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 city has the most gemological equipment & supplies suppliers?
New York leads with 42 company records, followed by Dallas (5) and Los Angeles (5).
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 2,164 professional contacts with verified work emails tracked across these 163 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 October 26, 2026.
Ready to reach these companies? Verified emails and direct dials for all 163 gemological equipment & supplies suppliers based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Gemological equipment & supplies suppliers by geography
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
- Gemological equipment & supplies suppliers based in New York, United States
- Gemological equipment & supplies suppliers based in India
- Gemological equipment & supplies suppliers based in Thailand
- Gemological equipment & supplies suppliers based in the United Kingdom
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Company intelligence · public preview
Top 25 gemological equipment & supplies suppliers based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 163 matching company records for gemological equipment & supplies suppliers based in the United States, with 5,541 tracked contacts and 2,164 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: October 26, 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 gemological equipment & supplies suppliers based in the United States
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 |  Stuller, INCstuller.comHQ: Lafayette, LA, United StatesReported employees: 1,001-5,000 | Lafayette, LA, United States | 1,001-5,000 | Exact match | 1,088 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 2 | HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 396 contacts → |
“IGI, a Blackstone portfolio company, is the world’s largest independent provider of gemological services.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  RIO Granderiogrande.comHQ: Albuquerque, NM, United StatesReported employees: 201-500 | Albuquerque, NM, United States | 201-500 | Exact match | 261 contacts → |
“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 description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Rapaportrapaport.com HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 192 contacts → |
“The Rapaport Group is an international network of companies providing first class, added value services that support the development of free, fair, efficient and competitive…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Gemological Science International GSIgemscience.net HQ: Manhattan, United StatesReported employees: 51-200 | Manhattan, United States | 51-200 | Exact match | 163 contacts → |
“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 description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | RDI Diamonds INCrdidiamonds.com HQ: Rochester, NY, United StatesReported employees: 51-200 | Rochester, NY, United States | 51-200 | Exact match | 46 contacts → |
“America's Diamond Specialist - Memo and Stock Quality, attention to detail, honesty, fairness, and on-time delivery.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | International Colored Gemstone Associationgemstone.org HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 37 contacts → |
“The International Colored Gemstone Association (ICA), a non-profit 501(c)6, is the only worldwide body specifically created to benefit the global colored gemstone industry.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Amipi INCamipi.comHQ: New York, United StatesReported employees: 11-50 | New York, United States | 11-50 | Exact match | 30 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 9 | Rosecoroseco.com HQ: Dallas, TX, United StatesReported employees: 11-50 | Dallas, TX, United States | 11-50 | Exact match | 16 contacts → |
“Since 1979, Roseco has provided overnight shipping on fine quality wholesale gold and platinum findings, mountings (bracelets, rings, earrings, pendants), metals, stones, tools…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  SY Kessler Sales, INCsykessler.comHQ: Dallas, TX, United StatesReported employees: 11-50 | Dallas, TX, United States | 11-50 | Exact match | 14 contacts → |
“The late Sylvia and Sy Kessler established the company in 1968, and the tradition of servicing its customers has proudly continued for 58 years and three generations.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Kassoy, LLCkassoy.com HQ: Plainview, NY, United StatesReported employees: 11-50 | Plainview, NY, United States | 11-50 | Exact match | 14 contacts → |
“For almost 90 years, Kassoy has been providing retail jewelers, apprentices, craftsmen, appraisers and precious metal assayers with the solutions they need to succeed.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Donald Haack Diamonds & Fine Gemsdonaldhaack.comHQ: Charlotte, NC, United StatesReported employees: 11-50 | Charlotte, NC, United States | 11-50 | Exact match | 13 contacts → |
“We have built our business around a fully-equipped diamond grading laboratory.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | EGL USA Groupeglusa.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 12 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 14 | HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 11 contacts → |
“JTR (Jewellery Technology Research) is an internationally recognized authority in diamond and jewellery grading and a pioneer in advanced detection technology.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | HQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 11 contacts → |
“American International Gemologists (AIG) is located in the Newbury Park area of Thousand Oaks California.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Thollot & COthollotco.comHQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 9 contacts → |
“Courteous professional staff will always be available to answer questions and assist at your request.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  ABE MOR Diamond Cuttersabemor.comHQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 8 contacts → |
“Full of integrity and ambition as a young boy, Abe Mor discovered his passion for diamonds at the young age of 13.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Esslinger And Companyesslinger.com HQ: St. Paul, MN, United StatesReported employees: 11-50 | St. Paul, MN, United States | 11-50 | Exact match | 8 contacts → |
“Supplier for the watchmaking, jewelry, and gemologist trades.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | GEM 2000, INCgem2000.com HQ: Columbus, United StatesReported employees: 1-10 | Columbus, United States | 1-10 | Exact match | 7 contacts → |
“GEM is an importer and wholesale for fine gemstones.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Brilliant Starsbrilliantstars.com HQ: Great Neck, United StatesReported employees: 51-200 | Great Neck, United States | 51-200 | Exact match | 7 contacts → |
“International Gemstone Merchants, Designers Of Magnificent Jewlery” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Jacoby Enterprises, LLCjacobygems.com HQ: Brooklyn, NY, United StatesReported employees: 1-10 | Brooklyn, NY, United States | 1-10 | Exact match | 6 contacts → |
“Gemstone Dealer & Jewelry Production.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Rapnetrapnet.com HQ: Las Vegas, NV, United StatesReported employees: 51-200 | Las Vegas, NV, United States | 51-200 | Exact match | 6 contacts → |
“RapNet, a Rapaport Group Company, is the world's largest and most trusted professional online diamond trading network, delivering the best available diamonds, prices, people &…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | ESHEDeshed.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 6 contacts → |
“Eshed is a worldwide diamond and emerald supplier.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | OMI Gems & OMI Privéomigems.com HQ: West Covina, CA, United StatesReported employees: 11-50 | West Covina, CA, United States | 11-50 | Exact match | 6 contacts → |
“Omi Gems has been a trusted purveyor of fine colored gemstones for over 25 years.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Authentic GEM Imports, Inc. AGIshopagi.comHQ: Dallas, TX, United StatesReported employees: 1-10 | Dallas, TX, United States | 1-10 | Exact match | 5 contacts → |
“AGI was originally founded by Pete Vaidya, starting out as a loose gemstone distributor in the Southwest region only.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 163 company matches
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Gemological equipment & supplies suppliers: dataset insights
October 26, 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
163 records in the displayed employee bands.
0 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 United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 163 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: October 26, 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 ↗
Gemological equipment & supplies suppliers by metro
Questions about this company list
What does Exact match mean for gemological equipment & supplies suppliers?
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 gemological equipment & supplies suppliers did RevenueBase find based in the United States?
The saved snapshot records 163 matching company records, 5,541 tracked contacts and 2,164 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: October 26, 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
Gemological equipment & supplies suppliers by geography
Cite this list
RevenueBase Data Team. Top 25 gemological equipment & supplies suppliers based in the United States. Snapshot: October 26, 2026. https://revenuebase.ai/companies/gemological-equipment-supplies-suppliers/united-states.
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
- Gemological equipment & supplies suppliers based in New York, United States
- Gemological equipment & supplies suppliers based in India
- Gemological equipment & supplies suppliers based in Thailand
- Gemological equipment & supplies suppliers based in the United Kingdom
- AI companies based in the United States
- Cybersecurity companies based in the United States
Company intelligence · public preview
Top 25 gemological equipment & supplies suppliers based in the United States
RevenueBase records 163 matching company records for gemological equipment & supplies suppliers based in the United States, with 5,541 tracked contacts and 2,164 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: October 26, 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 gemological equipment & supplies suppliers based in the United States
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 | Stuller, INCstuller.com HQ: Lafayette, LA, United StatesReported employees: 1,001-5,000 | Lafayette, LA, United States | 1,001-5,000 | Exact match | 1,088 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 2 | HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 396 contacts → |
“IGI, a Blackstone portfolio company, is the world’s largest independent provider of gemological services.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | RIO Granderiogrande.com HQ: Albuquerque, NM, United StatesReported employees: 201-500 | Albuquerque, NM, United States | 201-500 | Exact match | 261 contacts → |
“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 description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Rapaportrapaport.com HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 192 contacts → |
“The Rapaport Group is an international network of companies providing first class, added value services that support the development of free, fair, efficient and competitive…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Gemological Science International GSIgemscience.net HQ: Manhattan, United StatesReported employees: 51-200 | Manhattan, United States | 51-200 | Exact match | 163 contacts → |
“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 description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | RDI Diamonds INCrdidiamonds.com HQ: Rochester, NY, United StatesReported employees: 51-200 | Rochester, NY, United States | 51-200 | Exact match | 46 contacts → |
“America's Diamond Specialist - Memo and Stock Quality, attention to detail, honesty, fairness, and on-time delivery.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | International Colored Gemstone Associationgemstone.org HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 37 contacts → |
“The International Colored Gemstone Association (ICA), a non-profit 501(c)6, is the only worldwide body specifically created to benefit the global colored gemstone industry.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Amipi INCamipi.com HQ: New York, United StatesReported employees: 11-50 | New York, United States | 11-50 | Exact match | 30 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 9 | Rosecoroseco.com HQ: Dallas, TX, United StatesReported employees: 11-50 | Dallas, TX, United States | 11-50 | Exact match | 16 contacts → |
“Since 1979, Roseco has provided overnight shipping on fine quality wholesale gold and platinum findings, mountings (bracelets, rings, earrings, pendants), metals, stones, tools…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | SY Kessler Sales, INCsykessler.com HQ: Dallas, TX, United StatesReported employees: 11-50 | Dallas, TX, United States | 11-50 | Exact match | 14 contacts → |
“The late Sylvia and Sy Kessler established the company in 1968, and the tradition of servicing its customers has proudly continued for 58 years and three generations.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Kassoy, LLCkassoy.com HQ: Plainview, NY, United StatesReported employees: 11-50 | Plainview, NY, United States | 11-50 | Exact match | 14 contacts → |
“For almost 90 years, Kassoy has been providing retail jewelers, apprentices, craftsmen, appraisers and precious metal assayers with the solutions they need to succeed.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Donald Haack Diamonds & Fine Gemsdonaldhaack.com HQ: Charlotte, NC, United StatesReported employees: 11-50 | Charlotte, NC, United States | 11-50 | Exact match | 13 contacts → |
“We have built our business around a fully-equipped diamond grading laboratory.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | EGL USA Groupeglusa.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 12 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 14 | HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 11 contacts → |
“JTR (Jewellery Technology Research) is an internationally recognized authority in diamond and jewellery grading and a pioneer in advanced detection technology.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | HQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 11 contacts → |
“American International Gemologists (AIG) is located in the Newbury Park area of Thousand Oaks California.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Thollot & COthollotco.com HQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 9 contacts → |
“Courteous professional staff will always be available to answer questions and assist at your request.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | ABE MOR Diamond Cuttersabemor.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 8 contacts → |
“Full of integrity and ambition as a young boy, Abe Mor discovered his passion for diamonds at the young age of 13.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Esslinger And Companyesslinger.com HQ: St. Paul, MN, United StatesReported employees: 11-50 | St. Paul, MN, United States | 11-50 | Exact match | 8 contacts → |
“Supplier for the watchmaking, jewelry, and gemologist trades.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | GEM 2000, INCgem2000.com HQ: Columbus, United StatesReported employees: 1-10 | Columbus, United States | 1-10 | Exact match | 7 contacts → |
“GEM is an importer and wholesale for fine gemstones.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Brilliant Starsbrilliantstars.com HQ: Great Neck, United StatesReported employees: 51-200 | Great Neck, United States | 51-200 | Exact match | 7 contacts → |
“International Gemstone Merchants, Designers Of Magnificent Jewlery” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Jacoby Enterprises, LLCjacobygems.com HQ: Brooklyn, NY, United StatesReported employees: 1-10 | Brooklyn, NY, United States | 1-10 | Exact match | 6 contacts → |
“Gemstone Dealer & Jewelry Production.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Rapnetrapnet.com HQ: Las Vegas, NV, United StatesReported employees: 51-200 | Las Vegas, NV, United States | 51-200 | Exact match | 6 contacts → |
“RapNet, a Rapaport Group Company, is the world's largest and most trusted professional online diamond trading network, delivering the best available diamonds, prices, people &…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | ESHEDeshed.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 6 contacts → |
“Eshed is a worldwide diamond and emerald supplier.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | OMI Gems & OMI Privéomigems.com HQ: West Covina, CA, United StatesReported employees: 11-50 | West Covina, CA, United States | 11-50 | Exact match | 6 contacts → |
“Omi Gems has been a trusted purveyor of fine colored gemstones for over 25 years.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Authentic GEM Imports, Inc. AGIshopagi.com HQ: Dallas, TX, United StatesReported employees: 1-10 | Dallas, TX, United States | 1-10 | Exact match | 5 contacts → |
“AGI was originally founded by Pete Vaidya, starting out as a loose gemstone distributor in the Southwest region only.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 163 company matches
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Gemological equipment & supplies suppliers: dataset insights
October 26, 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
163 records in the displayed employee bands.
0 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 United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 163 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: October 26, 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 ↗
Gemological equipment & supplies suppliers by metro
Questions about this company list
What does Exact match mean for gemological equipment & supplies suppliers?
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 gemological equipment & supplies suppliers did RevenueBase find based in the United States?
The saved snapshot records 163 matching company records, 5,541 tracked contacts and 2,164 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: October 26, 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
Gemological equipment & supplies suppliers by geography
Cite this list
RevenueBase Data Team. Top 25 gemological equipment & supplies suppliers based in the United States. Snapshot: October 26, 2026. https://revenuebase.ai/companies/gemological-equipment-supplies-suppliers/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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