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JewIQ lists 1 assayer in New York.
1 exhibits at JCK Las Vegas. 1 has a street address confirmed from the company’s own website or by our team.
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New York City · Assayer
Gemological Science International is a laboratory based in New York City. The firm provides gemstone identification and grading services for manufacturers and retailers. It utilizes proprietary technologies to analyze di
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JewIQ lists 1 as of Oct 2026, ranked by profile completeness and trade-show presence. 1 have a confirmed street address.
1 exhibits at JCK Las Vegas. Each profile shows the shows and associations it is listed in.
From public JCK Las Vegas, JIS, VicenzaOro and HKJMA exhibitor and member directories, plus each company's own website. Locations marked approximate are derived from phone prefixes until the business confirms its address.
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