Company lists · Data refreshed November 2026
Top 25 Jewelry authentication services based in the United States
RevenueBase identified 954 company matches for jewelry authentication services associated with the United States as of November 2026 and tracks 6,224 professional contacts across them, including 1,461 with verified work emails. New York is the largest hub.
This list covers company matches for jewelry authentication services 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 November 6, 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 jewelry authentication services based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 985 contacts → | ||||
Exact match “Blue Nile was founded in with the idea that the diamond and engagement ring business was ready for innovation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 385 contacts → | ||||
Exact match “IGI, a Blackstone portfolio company, is the world’s largest independent provider of gemological services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 208 contacts → | ||||
Exact match “Entrupy is the only company using artificial intelligence to instantly authenticate luxury handbags and accessories.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 137 contacts → | ||||
Exact match “Bailey's Fine Jewelry is known throughout North Carolina for its commitment to quality, superior customer service, the tradition of excellence, and innovation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 127 contacts → | ||||
Exact match “Founded in 1977, Tapper’s Jewelry is a family-owned business dedicated to providing jewelry and Fine Swiss timepieces to Metro Detroit.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 121 contacts → | ||||
Exact match “Founded by Keith Leclerc in 1981, International Diamond Center began as a jewelry wholesaler.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 112 contacts → | ||||
Exact match “Founded in 1947, Diamond Cellar has evolved from a small jewelry repair shop into one of the nation’s premier luxury jewelers, with locations in Columbus, Nashville, and Tulsa.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 85 contacts → | ||||
Exact match “Worthy.com is the leading website for jewelry owners to sell their diamonds, fine jewelry, and luxury watches.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 78 contacts → | ||||
Exact match “Founded on prestigious Post Oak Boulevard in 1976 by sixth generation jeweler, Dror Zadok, and his wife, Helene Zadok, Zadok Jewelers® is Houston’s premier watch, jewelry and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 75 contacts → | ||||
Exact match “Icebox is an Atlanta based, family owned jewelry store located in Buckhead.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 65 contacts → | ||||
Exact match “The most trusted grading & authentication service in the industry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 39 contacts → | ||||
Exact match “Behind every piece of Sasha Primak jewelry there is a commitment to “The way it’s meant to be.” For over a quarter century Sasha has been personally involved in every aspect of…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 37 contacts → | ||||
Exact match “Gunderson's believes in honesty, quality and reliability.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 37 contacts → | ||||
Exact match “Diamond Banc is a national luxury asset–backed lender and jewelry buyer and specializing in providing liquidity solutions for diamonds, fine jewelry, precious metals, and luxury…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 35 contacts → | ||||
Exact match “50 Years of Diamonds.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 35 contacts → | ||||
Exact match “The Castle is the premier discounter of diamonds and fine jewelry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 33 contacts → | ||||
Exact match “The Estate Watch and Jewelry Co.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 31 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 30 contacts → | ||||
Exact match “Market Square Jewelers is an estate jewelry store specializing in fine gemstones from around the world, vintage diamond engagement rings, and heirloom quality antique jewelry…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 29 contacts → | ||||
Exact match “Since 1973, Korman has celebrated alongside Austinites, pairing them with a hand-curated selection of diamonds, timepieces, and fine jewelry from around the world to crystallize…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 28 contacts → | ||||
Exact match “Huntington Fine Jewelers has been designing and hand-selecting exquisite jewelry in Oklahoma City since 1987, featuring both the latest in fashion and quality pieces to suit…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 27 contacts → | ||||
Exact match “Family-owned jewelry store since 1879.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 23 contacts → | ||||
Exact match “Since 1975, our goal has been to earn the trust and satisfaction of our customers.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 23 contacts → | ||||
Exact match “Whether you're celebrating a job promotion, a big sale, a huge milestone, or "just because", Perry's is Charlotte's best spot for all of your luxury jewels and fine estate…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 21 contacts → | ||||
Exact match “Welcome to Arthur's Jewelers!” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “jewelry authentication services”. 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 954 jewelry authentication services based in the United States
See the full list, filter by size, metro and specialty, and access 1,461 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Jewelry authentication services based in the United States at a glance
As of Nov 6, 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 954 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 “jewelry authentication services” 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 1,461 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Jewelry authentication services 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 “jewelry authentication services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many jewelry authentication services are there based in the United States?
RevenueBase identified 954 company matches for jewelry authentication services associated with the United States as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Blue Nile tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most jewelry authentication services?
New York leads with 78 company records, followed by Los Angeles (19) and Houston (15).
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 1,461 professional contacts with verified work emails tracked across these 954 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.
Ready to reach these companies? Verified emails and direct dials for all 954 jewelry authentication services based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Jewelry authentication services by geography
- Jewelry authentication services based in London, United Kingdom
- Jewelry authentication services based in New York, United States
- Jewelry authentication services based in Canada
- Jewelry authentication services based in France
- Jewelry authentication services based in India
- Jewelry authentication services based in the United Kingdom
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
- Jewelry authentication services based in London, United Kingdom
- Jewelry authentication services based in New York, United States
- Jewelry authentication services based in Canada
- Jewelry authentication services based in France
- Jewelry authentication services based in India
- Jewelry authentication services based in the United Kingdom
Company intelligence · public preview
Top 25 jewelry authentication services 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 954 matching company records for jewelry authentication services based in the United States, with 6,224 tracked contacts and 1,461 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: November 6, 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 jewelry authentication services 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 |  Blue Nilebluenile.comHQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 985 contacts → |
“Blue Nile was founded in with the idea that the diamond and engagement ring business was ready for innovation.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: New York, CA, United StatesReported employees: 501-1,000 | New York, CA, United States | 501-1,000 | Exact match | 385 contacts → |
“IGI, a Blackstone portfolio company, is the world’s largest independent provider of gemological services.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Entrupyentrupy.comHQ: NY, United StatesReported employees: 51-200 | NY, United States | 51-200 | Exact match | 208 contacts → |
“Entrupy is the only company using artificial intelligence to instantly authenticate luxury handbags and accessories.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Bailey's Fine Jewelrybaileybox.comHQ: Raleigh, NC, United StatesReported employees: 201-500 | Raleigh, NC, United States | 201-500 | Exact match | 137 contacts → |
“Bailey's Fine Jewelry is known throughout North Carolina for its commitment to quality, superior customer service, the tradition of excellence, and innovation.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Tapper's Jewelrytappers.comHQ: West Bloomfield, MI, United StatesReported employees: 201-500 | West Bloomfield, MI, United States | 201-500 | Exact match | 127 contacts → |
“Founded in 1977, Tapper’s Jewelry is a family-owned business dedicated to providing jewelry and Fine Swiss timepieces to Metro Detroit.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  International Diamond Centershopidc.comHQ: Clearwater, FL, United StatesReported employees: 51-200 | Clearwater, FL, United States | 51-200 | Exact match | 121 contacts → |
“Founded by Keith Leclerc in 1981, International Diamond Center began as a jewelry wholesaler.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Diamond Cellardiamondcellar.comHQ: Dublin, OH, United StatesReported employees: 51-200 | Dublin, OH, United States | 51-200 | Exact match | 112 contacts → |
“Founded in 1947, Diamond Cellar has evolved from a small jewelry repair shop into one of the nation’s premier luxury jewelers, with locations in Columbus, Nashville, and Tulsa.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  worthy.comworthy.comHQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 85 contacts → |
“Worthy.com is the leading website for jewelry owners to sell their diamonds, fine jewelry, and luxury watches.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Zadok Jewelerszadok.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 78 contacts → |
“Founded on prestigious Post Oak Boulevard in 1976 by sixth generation jeweler, Dror Zadok, and his wife, Helene Zadok, Zadok Jewelers® is Houston’s premier watch, jewelry and…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Icebox Diamonds & Watchesicebox.comHQ: Atlanta, GA, United StatesReported employees: 51-200 | Atlanta, GA, United States | 51-200 | Exact match | 75 contacts → |
“Icebox is an Atlanta based, family owned jewelry store located in Buckhead.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  SGCgosgc.comHQ: Boca Raton, FL, United StatesReported employees: 51-200 | Boca Raton, FL, United States | 51-200 | Exact match | 65 contacts → |
“The most trusted grading & authentication service in the industry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Sasha Primaksashaprimak.comHQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 39 contacts → |
“Behind every piece of Sasha Primak jewelry there is a commitment to “The way it’s meant to be.” For over a quarter century Sasha has been personally involved in every aspect of…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Gunderson's Jewelersgundersons.comHQ: Sioux City, MN, United StatesReported employees: 11-50 | Sioux City, MN, United States | 11-50 | Exact match | 37 contacts → |
“Gunderson's believes in honesty, quality and reliability.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Diamond Bancdiamondbanc.comHQ: Columbia, MO, United StatesReported employees: 11-50 | Columbia, MO, United States | 11-50 | Exact match | 37 contacts → |
“Diamond Banc is a national luxury asset–backed lender and jewelry buyer and specializing in providing liquidity solutions for diamonds, fine jewelry, precious metals, and luxury…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Amipi INCamipi.comHQ: New York, United StatesReported employees: 11-50 | New York, United States | 11-50 | Exact match | 35 contacts → |
“50 Years of Diamonds.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  The Castle Jewelrythecastlejewelry.comHQ: Lexington, KY, United StatesReported employees: 201-500 | Lexington, KY, United States | 201-500 | Exact match | 35 contacts → |
“The Castle is the premier discounter of diamonds and fine jewelry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  The Estate Watch And Jewelry Companywatchlink.comHQ: Scottsdale, AZ, United StatesReported employees: Not recorded | Scottsdale, AZ, United States | Not recorded | Exact match | 33 contacts → |
“The Estate Watch and Jewelry Co.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Windsor Jewelers, INCwindsorjewelers.comHQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 31 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 19 |  Market Square Jewelers, INCmarketsquarejewelers.comHQ: Dover, MA, United StatesReported employees: 51-200 | Dover, MA, United States | 51-200 | Exact match | 30 contacts → |
“Market Square Jewelers is an estate jewelry store specializing in fine gemstones from around the world, vintage diamond engagement rings, and heirloom quality antique jewelry…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Kormankormanfinejewelry.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 29 contacts → |
“Since 1973, Korman has celebrated alongside Austinites, pairing them with a hand-curated selection of diamonds, timepieces, and fine jewelry from around the world to crystallize…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Huntington Fine Jewelershuntingtonfinejewelers.comHQ: Oklahoma City, OK, United StatesReported employees: 11-50 | Oklahoma City, OK, United States | 11-50 | Exact match | 28 contacts → |
“Huntington Fine Jewelers has been designing and hand-selecting exquisite jewelry in Oklahoma City since 1987, featuring both the latest in fashion and quality pieces to suit…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  E.R. Sawyer Jewelersersawyer.comHQ: Santa Rosa, CA, United StatesReported employees: 11-50 | Santa Rosa, CA, United States | 11-50 | Exact match | 27 contacts → |
“Family-owned jewelry store since 1879.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Kassab Jewelerskassabjewelers.comHQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 23 contacts → |
“Since 1975, our goal has been to earn the trust and satisfaction of our customers.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Perry's Diamonds & Estate Jewelryperrysjewelry.comHQ: Charlotte, NC, United StatesReported employees: 11-50 | Charlotte, NC, United States | 11-50 | Exact match | 23 contacts → |
“Whether you're celebrating a job promotion, a big sale, a huge milestone, or "just because", Perry's is Charlotte's best spot for all of your luxury jewels and fine estate…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Arthur's Jewelersarthursjewelers.comHQ: Roseville, MN, United StatesReported employees: 11-50 | Roseville, MN, United States | 11-50 | Exact match | 21 contacts → |
“Welcome to Arthur's Jewelers!” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 954 company matches
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Jewelry authentication services: dataset insights
November 6, 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
942 records in the displayed employee bands.
12 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 954 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: November 6, 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 ↗
Jewelry authentication services by metro
Questions about this company list
What does Exact match mean for jewelry authentication services?
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 jewelry authentication services did RevenueBase find based in the United States?
The saved snapshot records 954 matching company records, 6,224 tracked contacts and 1,461 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: November 6, 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
Jewelry authentication services by geography
- Jewelry authentication services based in London, United Kingdom
- Jewelry authentication services based in New York, United States
- Jewelry authentication services based in Canada
- Jewelry authentication services based in France
- Jewelry authentication services based in India
- Jewelry authentication services based in the United Kingdom
Cite this list
RevenueBase Data Team. Top 25 jewelry authentication services based in the United States. Snapshot: November 6, 2026. https://revenuebase.ai/companies/jewelry-authentication-services/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
- Jewelry authentication services based in London, United Kingdom
- Jewelry authentication services based in New York, United States
- Jewelry authentication services based in Canada
- Jewelry authentication services based in France
- Jewelry authentication services based in India
- Jewelry authentication services based in the United Kingdom
Company intelligence · public preview
Top 25 jewelry authentication services based in the United States
RevenueBase records 954 matching company records for jewelry authentication services based in the United States, with 6,224 tracked contacts and 1,461 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: November 6, 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 jewelry authentication services 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 | Blue Nilebluenile.com HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 985 contacts → |
“Blue Nile was founded in with the idea that the diamond and engagement ring business was ready for innovation.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: New York, CA, United StatesReported employees: 501-1,000 | New York, CA, United States | 501-1,000 | Exact match | 385 contacts → |
“IGI, a Blackstone portfolio company, is the world’s largest independent provider of gemological services.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Entrupyentrupy.com HQ: NY, United StatesReported employees: 51-200 | NY, United States | 51-200 | Exact match | 208 contacts → |
“Entrupy is the only company using artificial intelligence to instantly authenticate luxury handbags and accessories.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Bailey's Fine Jewelrybaileybox.com HQ: Raleigh, NC, United StatesReported employees: 201-500 | Raleigh, NC, United States | 201-500 | Exact match | 137 contacts → |
“Bailey's Fine Jewelry is known throughout North Carolina for its commitment to quality, superior customer service, the tradition of excellence, and innovation.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Tapper's Jewelrytappers.com HQ: West Bloomfield, MI, United StatesReported employees: 201-500 | West Bloomfield, MI, United States | 201-500 | Exact match | 127 contacts → |
“Founded in 1977, Tapper’s Jewelry is a family-owned business dedicated to providing jewelry and Fine Swiss timepieces to Metro Detroit.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | International Diamond Centershopidc.com HQ: Clearwater, FL, United StatesReported employees: 51-200 | Clearwater, FL, United States | 51-200 | Exact match | 121 contacts → |
“Founded by Keith Leclerc in 1981, International Diamond Center began as a jewelry wholesaler.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Diamond Cellardiamondcellar.com HQ: Dublin, OH, United StatesReported employees: 51-200 | Dublin, OH, United States | 51-200 | Exact match | 112 contacts → |
“Founded in 1947, Diamond Cellar has evolved from a small jewelry repair shop into one of the nation’s premier luxury jewelers, with locations in Columbus, Nashville, and Tulsa.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | worthy.comworthy.com HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 85 contacts → |
“Worthy.com is the leading website for jewelry owners to sell their diamonds, fine jewelry, and luxury watches.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Zadok Jewelerszadok.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 78 contacts → |
“Founded on prestigious Post Oak Boulevard in 1976 by sixth generation jeweler, Dror Zadok, and his wife, Helene Zadok, Zadok Jewelers® is Houston’s premier watch, jewelry and…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Icebox Diamonds & Watchesicebox.com HQ: Atlanta, GA, United StatesReported employees: 51-200 | Atlanta, GA, United States | 51-200 | Exact match | 75 contacts → |
“Icebox is an Atlanta based, family owned jewelry store located in Buckhead.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | SGCgosgc.com HQ: Boca Raton, FL, United StatesReported employees: 51-200 | Boca Raton, FL, United States | 51-200 | Exact match | 65 contacts → |
“The most trusted grading & authentication service in the industry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Sasha Primaksashaprimak.com HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 39 contacts → |
“Behind every piece of Sasha Primak jewelry there is a commitment to “The way it’s meant to be.” For over a quarter century Sasha has been personally involved in every aspect of…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Gunderson's Jewelersgundersons.com HQ: Sioux City, MN, United StatesReported employees: 11-50 | Sioux City, MN, United States | 11-50 | Exact match | 37 contacts → |
“Gunderson's believes in honesty, quality and reliability.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Diamond Bancdiamondbanc.com HQ: Columbia, MO, United StatesReported employees: 11-50 | Columbia, MO, United States | 11-50 | Exact match | 37 contacts → |
“Diamond Banc is a national luxury asset–backed lender and jewelry buyer and specializing in providing liquidity solutions for diamonds, fine jewelry, precious metals, and luxury…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Amipi INCamipi.com HQ: New York, United StatesReported employees: 11-50 | New York, United States | 11-50 | Exact match | 35 contacts → |
“50 Years of Diamonds.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | The Castle Jewelrythecastlejewelry.com HQ: Lexington, KY, United StatesReported employees: 201-500 | Lexington, KY, United States | 201-500 | Exact match | 35 contacts → |
“The Castle is the premier discounter of diamonds and fine jewelry.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | The Estate Watch And Jewelry Companywatchlink.com HQ: Scottsdale, AZ, United StatesReported employees: Not recorded | Scottsdale, AZ, United States | Not recorded | Exact match | 33 contacts → |
“The Estate Watch and Jewelry Co.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Windsor Jewelers, INCwindsorjewelers.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 31 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 19 | Market Square Jewelers, INCmarketsquarejewelers.com HQ: Dover, MA, United StatesReported employees: 51-200 | Dover, MA, United States | 51-200 | Exact match | 30 contacts → |
“Market Square Jewelers is an estate jewelry store specializing in fine gemstones from around the world, vintage diamond engagement rings, and heirloom quality antique jewelry…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Kormankormanfinejewelry.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 29 contacts → |
“Since 1973, Korman has celebrated alongside Austinites, pairing them with a hand-curated selection of diamonds, timepieces, and fine jewelry from around the world to crystallize…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Huntington Fine Jewelershuntingtonfinejewelers.com HQ: Oklahoma City, OK, United StatesReported employees: 11-50 | Oklahoma City, OK, United States | 11-50 | Exact match | 28 contacts → |
“Huntington Fine Jewelers has been designing and hand-selecting exquisite jewelry in Oklahoma City since 1987, featuring both the latest in fashion and quality pieces to suit…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | E.R. Sawyer Jewelersersawyer.com HQ: Santa Rosa, CA, United StatesReported employees: 11-50 | Santa Rosa, CA, United States | 11-50 | Exact match | 27 contacts → |
“Family-owned jewelry store since 1879.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Kassab Jewelerskassabjewelers.com HQ: Portland, OR, United StatesReported employees: 11-50 | Portland, OR, United States | 11-50 | Exact match | 23 contacts → |
“Since 1975, our goal has been to earn the trust and satisfaction of our customers.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Perry's Diamonds & Estate Jewelryperrysjewelry.com HQ: Charlotte, NC, United StatesReported employees: 11-50 | Charlotte, NC, United States | 11-50 | Exact match | 23 contacts → |
“Whether you're celebrating a job promotion, a big sale, a huge milestone, or "just because", Perry's is Charlotte's best spot for all of your luxury jewels and fine estate…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Arthur's Jewelersarthursjewelers.com HQ: Roseville, MN, United StatesReported employees: 11-50 | Roseville, MN, United States | 11-50 | Exact match | 21 contacts → |
“Welcome to Arthur's Jewelers!” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 954 company matches
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Jewelry authentication services: dataset insights
November 6, 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
942 records in the displayed employee bands.
12 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 954 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: November 6, 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 ↗
Jewelry authentication services by metro
Questions about this company list
What does Exact match mean for jewelry authentication services?
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 jewelry authentication services did RevenueBase find based in the United States?
The saved snapshot records 954 matching company records, 6,224 tracked contacts and 1,461 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: November 6, 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
Jewelry authentication services by geography
- Jewelry authentication services based in London, United Kingdom
- Jewelry authentication services based in New York, United States
- Jewelry authentication services based in Canada
- Jewelry authentication services based in France
- Jewelry authentication services based in India
- Jewelry authentication services based in the United Kingdom
Cite this list
RevenueBase Data Team. Top 25 jewelry authentication services based in the United States. Snapshot: November 6, 2026. https://revenuebase.ai/companies/jewelry-authentication-services/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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- Jewelry authentication services based in Canada
- Jewelry authentication services based in France
- Jewelry authentication services based in India
- Jewelry authentication services based in the United Kingdom