Company lists · Data refreshed September 2026
Top 25 Gemstone manufacturers based in New York, United States
RevenueBase identified 353 company matches for gemstone manufacturers associated with New York, United States as of September 2026 and tracks 3,597 professional contacts across them, including 802 with verified work emails. Across the United States, New York is the largest hub for this category.
This list covers company matches for gemstone manufacturers associated with New York, 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 September 16, 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 gemstone manufacturers based in New York, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 394 contacts → | ||||
Exact match “IGI, a Blackstone portfolio company, is the world’s largest independent provider of gemological services.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 2 | 275 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 · Sep 16, 2026 · View company records in RevenueBase | |||||
| 3 | 268 contacts → | ||||
Exact match “Artisan Handcrafted Since 1975 Drawing inspiration from Bali’s elemental beauty, we are guided by our heritage of artistry and reverence for nature in everything we do.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 4 | 204 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 · Sep 16, 2026 · View company records in RevenueBase | |||||
| 5 | 98 contacts → | ||||
Exact match “H.K.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 6 | 64 contacts → | ||||
Exact match “Kwiat is a 115 year-old, family owned and operated diamond jewelry house based in New York City.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 7 | 46 contacts → | ||||
Exact match “ASHI is one of the premier diamond jewelry manufacturers servicing over of the finest Independent Retail Jewelers in North America for over 40 years.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 8 | 42 contacts → | ||||
Exact match “We are a vertically-integrated diamond jewelry manufacturer that sells to the top jewelry retailers and independents in jewelry industry.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 9 | 39 contacts → | ||||
Exact match “Kiran Gems is the world's largest manufacturer and supplier of polished natural diamonds, establishing benchmarks not just for sheer scale of operations, but also for product…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 10 | 38 contacts → | ||||
Exact match “Join Fastest Growing B2B diamond Marketplace The Diamond Port streamlines your diamond sourcing.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 11 | 38 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 · Sep 16, 2026 · View company records in RevenueBase | |||||
| 12 | 34 contacts → | ||||
Exact match “One of the constant and consistent underlying consequences of the evolution of our company has been our re-focused attention to the ever-changing fashion influences dictated by…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 13 | 32 contacts → | ||||
Exact match “Sapphire Specialists, in New York City Since 1939.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 14 | 31 contacts → | ||||
Exact match “he 'Sanghavi Exports Group' was founded by the four Sanghavi brothers, Vasant, Kirti, Ramesh and Chandrakant in the late 70s, with a great vision of achieving major success &…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 15 | 29 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 16 | 29 contacts → | ||||
Exact match “Leviev Diamonds has been a trusted source of exceptional natural diamonds for polishers, cutters, and jewelers for over three decades.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 17 | 28 contacts → | ||||
Exact match “Beny Sofer, Inc.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 18 | 27 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 19 | 26 contacts → | ||||
Exact match “Since its establishment in 1959, Ultimate Diamond has grown from a small family-owned business to a leading player in the jewelry industry.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 20 | 23 contacts → | ||||
Exact match “At Sandeep Diamond Corporation, we have developed a reputation as a best-in-class vendor partner to the major jewelry retailers in North America for over 30 years.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 21 | 23 contacts → | ||||
Exact match “Saban Diamonds (founded in 1977) and Onyx Diamonds (founded in 1987) made a name for themselves separately as pioneers in the manufacture of square and rectangular diamonds.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 22 | 23 contacts → | ||||
Exact match “Jewelmak is a fine jewelry design and manufacturer that provides gemstone gold and silver jewelry to retailers worldwide.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 23 | 22 contacts → | ||||
Exact match “Anna Sheffield Jewelry offers a timeless alternative to the traditional world of Ceremonial and Fine jewelry with an extensive collection of finely crafted baubles.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 24 | 20 contacts → | ||||
Exact match “Step into the world of Hueb, where passion & creativity intertwine in a symphony of timeless elegance & modern allure.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 25 | 20 contacts → | ||||
Exact match “Classic Stone is a global natural stone provider committed to supply chain innovation with a quarry-to-project service approach.” Recorded in the RevenueBase company graph · Sep 16, 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 “gemstone manufacturers”. 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 353 gemstone manufacturers based in New York, United States
See the full list, filter by size, metro and specialty, and access 802 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Gemstone manufacturers based in New York, United States at a glance
As of Sep 16, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for New York, so it is reported there. Company counts and contact totals on this page are exact for New York, over 353 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 New York, United States whose business descriptions match “gemstone manufacturers” 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 802 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 September 16, 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.
Gemstone manufacturers by metro in the United States
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 “gemstone manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many gemstone manufacturers are there based in New York, United States?
RevenueBase identified 353 company matches for gemstone manufacturers associated with New York, United States as of September 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?
International Gemological Institute - USA tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in the United States has the most gemstone manufacturers?
New York leads the United States with 353 company records, followed by Los Angeles (80) and Houston (44).
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 802 professional contacts with verified work emails tracked across these 353 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 September 16, 2026.
Ready to reach these companies? Verified emails and direct dials for all 353 gemstone manufacturers based in New York, United States. Start with a free account, no credit card.
Download this list →Related lists
Gemstone manufacturers by geography
- Gemstone manufacturers based in Bangalore, India
- Gemstone manufacturers based in Hyderabad, India
- Gemstone manufacturers based in Jaipur, India
- Gemstone manufacturers based in Mumbai, India
- Gemstone manufacturers based in New Delhi, India
- Gemstone manufacturers based in Surat, India
- Gemstone manufacturers based in Udaipur, India
- Gemstone manufacturers based in Chicago, United States
- Gemstone manufacturers based in Dallas, United States
- Gemstone manufacturers based in Houston, United States
- Gemstone manufacturers based in Los Angeles, United States
- Gemstone manufacturers based in Australia
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
- Gemstone manufacturers based in Bangalore, India
- Gemstone manufacturers based in Hyderabad, India
- Gemstone manufacturers based in Jaipur, India
- Gemstone manufacturers based in Mumbai, India
- Gemstone manufacturers based in New Delhi, India
- Gemstone manufacturers based in Surat, India
Company intelligence · public preview
Top 25 gemstone manufacturers based in New York, 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 353 matching company records for gemstone manufacturers based in New York, United States, with 3,597 tracked contacts and 802 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: September 16, 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 gemstone manufacturers based in New York, 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 | HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 394 contacts → |
“IGI, a Blackstone portfolio company, is the world’s largest independent provider of gemological services.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Kama Jewelrykamajewelry.comHQ: New York, NY, United StatesReported employees: 1,001-5,000 | New York, NY, United States | 1,001-5,000 | Exact match | 275 contacts → |
“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 description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | John Hardyjohnhardy.com HQ: New York, NY, United StatesReported employees: 1,001-5,000 | New York, NY, United States | 1,001-5,000 | Exact match | 268 contacts → |
“Artisan Handcrafted Since 1975 Drawing inspiration from Bali’s elemental beauty, we are guided by our heritage of artistry and reverence for nature in everything we do.” Recorded description excerpt · September 16, 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 | 204 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 · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  h.k.designshkdesigns.coHQ: New York, NY, United StatesReported employees: 1,001-5,000 | New York, NY, United States | 1,001-5,000 | Exact match | 98 contacts → |
“H.K.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  KWIATkwiat.comHQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 64 contacts → |
“Kwiat is a 115 year-old, family owned and operated diamond jewelry house based in New York City.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  ASHIashidiamonds.comHQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 46 contacts → |
“ASHI is one of the premier diamond jewelry manufacturers servicing over of the finest Independent Retail Jewelers in North America for over 40 years.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Aneri Jewelsanerijewels.comHQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 42 contacts → |
“We are a vertically-integrated diamond jewelry manufacturer that sells to the top jewelry retailers and independents in jewelry industry.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Kiran Gems USA INCkirangems.com HQ: New York, United StatesReported employees: 11-50 | New York, United States | 11-50 | Exact match | 39 contacts → |
“Kiran Gems is the world's largest manufacturer and supplier of polished natural diamonds, establishing benchmarks not just for sheer scale of operations, but also for product…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  The Diamond Portthediamondport.comHQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 38 contacts → |
“Join Fastest Growing B2B diamond Marketplace The Diamond Port streamlines your diamond sourcing.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | 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 | 38 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 · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Shah Luxuryshahluxe.comHQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 34 contacts → |
“One of the constant and consistent underlying consequences of the evolution of our company has been our re-focused attention to the ever-changing fashion influences dictated by…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | The Natural Sapphire Companythenaturalsapphirecompany.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 32 contacts → |
“Sapphire Specialists, in New York City Since 1939.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Sanghavi Diamonds INCsanghavidiamonds.com HQ: New York, NY, United StatesReported employees: Not recorded | New York, NY, United States | Not recorded | Exact match | 31 contacts → |
“he 'Sanghavi Exports Group' was founded by the four Sanghavi brothers, Vasant, Kirti, Ramesh and Chandrakant in the late 70s, with a great vision of achieving major success &…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Cygni LAB Diamondscygnilab.com HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 29 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 16 | Leviev Diamondsleviev.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 29 contacts → |
“Leviev Diamonds has been a trusted source of exceptional natural diamonds for polishers, cutters, and jewelers for over three decades.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Beny Sofer INCbenysofer.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 28 contacts → |
“Beny Sofer, Inc.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Amipi INCamipi.comHQ: New York, United StatesReported employees: 11-50 | New York, United States | 11-50 | Exact match | 27 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 19 |  Ultimate Diamondultimatediamond.comHQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 26 contacts → |
“Since its establishment in 1959, Ultimate Diamond has grown from a small family-owned business to a leading player in the jewelry industry.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Sandeep Diamond Corporationsandeepdiamond.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 23 contacts → |
“At Sandeep Diamond Corporation, we have developed a reputation as a best-in-class vendor partner to the major jewelry retailers in North America for over 30 years.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Saban Onyx INCsabanonyx.com HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 23 contacts → |
“Saban Diamonds (founded in 1977) and Onyx Diamonds (founded in 1987) made a name for themselves separately as pioneers in the manufacture of square and rectangular diamonds.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Jewelmakjewelmak.comHQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 23 contacts → |
“Jewelmak is a fine jewelry design and manufacturer that provides gemstone gold and silver jewelry to retailers worldwide.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Anna Sheffield Fine & Commitment Jewelryannasheffield.comHQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 22 contacts → |
“Anna Sheffield Jewelry offers a timeless alternative to the traditional world of Ceremonial and Fine jewelry with an extensive collection of finely crafted baubles.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  HUEBhueb.comHQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 20 contacts → |
“Step into the world of Hueb, where passion & creativity intertwine in a symphony of timeless elegance & modern allure.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Classic Stone, LLCclassicstoneadb.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 20 contacts → |
“Classic Stone is a global natural stone provider committed to supply chain innovation with a quarry-to-project service approach.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 353 company matches
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Gemstone manufacturers: dataset insights
September 16, 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
353 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 across the whole United States list rather than for New York, so it is reported there. Company counts and contact totals on this page are exact for New York, over 353 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: September 16, 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 ↗
Gemstone manufacturers by metro in the United States
Questions about this company list
What does Exact match mean for gemstone manufacturers?
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 gemstone manufacturers did RevenueBase find based in New York, United States?
The saved snapshot records 353 matching company records, 3,597 tracked contacts and 802 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: September 16, 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
Gemstone manufacturers by geography
- Gemstone manufacturers based in Bangalore, India
- Gemstone manufacturers based in Hyderabad, India
- Gemstone manufacturers based in Jaipur, India
- Gemstone manufacturers based in Mumbai, India
- Gemstone manufacturers based in New Delhi, India
- Gemstone manufacturers based in Surat, India
- Gemstone manufacturers based in Udaipur, India
- Gemstone manufacturers based in Chicago, United States
- Gemstone manufacturers based in Dallas, United States
- Gemstone manufacturers based in Houston, United States
- Gemstone manufacturers based in Los Angeles, United States
- Gemstone manufacturers based in Australia
Cite this list
RevenueBase Data Team. Top 25 gemstone manufacturers based in New York, United States. Snapshot: September 16, 2026. https://revenuebase.ai/companies/gemstone-manufacturers/united-states/new-york.
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
- Gemstone manufacturers based in Bangalore, India
- Gemstone manufacturers based in Hyderabad, India
- Gemstone manufacturers based in Jaipur, India
- Gemstone manufacturers based in Mumbai, India
- Gemstone manufacturers based in New Delhi, India
- Gemstone manufacturers based in Surat, India
Company intelligence · public preview
Top 25 gemstone manufacturers based in New York, United States
RevenueBase records 353 matching company records for gemstone manufacturers based in New York, United States, with 3,597 tracked contacts and 802 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: September 16, 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 gemstone manufacturers based in New York, 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 | HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 394 contacts → |
“IGI, a Blackstone portfolio company, is the world’s largest independent provider of gemological services.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Kama Jewelrykamajewelry.com HQ: New York, NY, United StatesReported employees: 1,001-5,000 | New York, NY, United States | 1,001-5,000 | Exact match | 275 contacts → |
“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 description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | John Hardyjohnhardy.com HQ: New York, NY, United StatesReported employees: 1,001-5,000 | New York, NY, United States | 1,001-5,000 | Exact match | 268 contacts → |
“Artisan Handcrafted Since 1975 Drawing inspiration from Bali’s elemental beauty, we are guided by our heritage of artistry and reverence for nature in everything we do.” Recorded description excerpt · September 16, 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 | 204 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 · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | h.k.designshkdesigns.co HQ: New York, NY, United StatesReported employees: 1,001-5,000 | New York, NY, United States | 1,001-5,000 | Exact match | 98 contacts → |
“H.K.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | KWIATkwiat.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 64 contacts → |
“Kwiat is a 115 year-old, family owned and operated diamond jewelry house based in New York City.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | ASHIashidiamonds.com HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 46 contacts → |
“ASHI is one of the premier diamond jewelry manufacturers servicing over of the finest Independent Retail Jewelers in North America for over 40 years.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Aneri Jewelsanerijewels.com HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 42 contacts → |
“We are a vertically-integrated diamond jewelry manufacturer that sells to the top jewelry retailers and independents in jewelry industry.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Kiran Gems USA INCkirangems.com HQ: New York, United StatesReported employees: 11-50 | New York, United States | 11-50 | Exact match | 39 contacts → |
“Kiran Gems is the world's largest manufacturer and supplier of polished natural diamonds, establishing benchmarks not just for sheer scale of operations, but also for product…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | The Diamond Portthediamondport.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 38 contacts → |
“Join Fastest Growing B2B diamond Marketplace The Diamond Port streamlines your diamond sourcing.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | 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 | 38 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 · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Shah Luxuryshahluxe.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 34 contacts → |
“One of the constant and consistent underlying consequences of the evolution of our company has been our re-focused attention to the ever-changing fashion influences dictated by…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | The Natural Sapphire Companythenaturalsapphirecompany.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 32 contacts → |
“Sapphire Specialists, in New York City Since 1939.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Sanghavi Diamonds INCsanghavidiamonds.com HQ: New York, NY, United StatesReported employees: Not recorded | New York, NY, United States | Not recorded | Exact match | 31 contacts → |
“he 'Sanghavi Exports Group' was founded by the four Sanghavi brothers, Vasant, Kirti, Ramesh and Chandrakant in the late 70s, with a great vision of achieving major success &…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Cygni LAB Diamondscygnilab.com HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 29 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 16 | Leviev Diamondsleviev.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 29 contacts → |
“Leviev Diamonds has been a trusted source of exceptional natural diamonds for polishers, cutters, and jewelers for over three decades.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Beny Sofer INCbenysofer.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 28 contacts → |
“Beny Sofer, Inc.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Amipi INCamipi.com HQ: New York, United StatesReported employees: 11-50 | New York, United States | 11-50 | Exact match | 27 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 19 | Ultimate Diamondultimatediamond.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 26 contacts → |
“Since its establishment in 1959, Ultimate Diamond has grown from a small family-owned business to a leading player in the jewelry industry.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Sandeep Diamond Corporationsandeepdiamond.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 23 contacts → |
“At Sandeep Diamond Corporation, we have developed a reputation as a best-in-class vendor partner to the major jewelry retailers in North America for over 30 years.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Saban Onyx INCsabanonyx.com HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 23 contacts → |
“Saban Diamonds (founded in 1977) and Onyx Diamonds (founded in 1987) made a name for themselves separately as pioneers in the manufacture of square and rectangular diamonds.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Jewelmakjewelmak.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 23 contacts → |
“Jewelmak is a fine jewelry design and manufacturer that provides gemstone gold and silver jewelry to retailers worldwide.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Anna Sheffield Fine & Commitment Jewelryannasheffield.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 22 contacts → |
“Anna Sheffield Jewelry offers a timeless alternative to the traditional world of Ceremonial and Fine jewelry with an extensive collection of finely crafted baubles.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | HUEBhueb.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 20 contacts → |
“Step into the world of Hueb, where passion & creativity intertwine in a symphony of timeless elegance & modern allure.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Classic Stone, LLCclassicstoneadb.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 20 contacts → |
“Classic Stone is a global natural stone provider committed to supply chain innovation with a quarry-to-project service approach.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 353 company matches
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Gemstone manufacturers: dataset insights
September 16, 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
353 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 across the whole United States list rather than for New York, so it is reported there. Company counts and contact totals on this page are exact for New York, over 353 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: September 16, 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 ↗
Gemstone manufacturers by metro in the United States
Questions about this company list
What does Exact match mean for gemstone manufacturers?
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 gemstone manufacturers did RevenueBase find based in New York, United States?
The saved snapshot records 353 matching company records, 3,597 tracked contacts and 802 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: September 16, 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
Gemstone manufacturers by geography
- Gemstone manufacturers based in Bangalore, India
- Gemstone manufacturers based in Hyderabad, India
- Gemstone manufacturers based in Jaipur, India
- Gemstone manufacturers based in Mumbai, India
- Gemstone manufacturers based in New Delhi, India
- Gemstone manufacturers based in Surat, India
- Gemstone manufacturers based in Udaipur, India
- Gemstone manufacturers based in Chicago, United States
- Gemstone manufacturers based in Dallas, United States
- Gemstone manufacturers based in Houston, United States
- Gemstone manufacturers based in Los Angeles, United States
- Gemstone manufacturers based in Australia
Cite this list
RevenueBase Data Team. Top 25 gemstone manufacturers based in New York, United States. Snapshot: September 16, 2026. https://revenuebase.ai/companies/gemstone-manufacturers/united-states/new-york.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- Gemstone manufacturers based in Bangalore, India
- Gemstone manufacturers based in Hyderabad, India
- Gemstone manufacturers based in Jaipur, India
- Gemstone manufacturers based in Mumbai, India
- Gemstone manufacturers based in New Delhi, India
- Gemstone manufacturers based in Surat, India