Realgems Gemological Laboratory

Technical advisers, appraisers, gemological training. Services, background, and contact information.

Adamas Gemological Laboratory

Provides technical and gemological appraisal and consulting services to the trade and the public. Services, ...

Global Gemological Laboratory

Offers mini and full diamond grading reports and appraisals for the trade. Located in Bellevue, Washington

Russian Gemological Server

Offers gemstone analysis software, gemological education, and gemological laboratory services. Includes ...

San Diego Gemological Laboratory

Independent gemological lab offers identification, grading and appraisal of gems and jewelry. Features ...

Cabochon and faceted gemstones,rough, gemology tools and custom jewelry. Slab sawing service.

Gemological Institute of America, Inc. (GIA)

A nonprofit educational resource for the gem and jewelry industry; offering online and on-campus education, ...

Northwest Gemological Laboratory and Institute

Independent appraiser of fine jewelry and gemstones. Provides instruction to jewelers in the art and ...

Harold Weinstein Gemological Laboratory

Canadian independent gemological laboratory offering diamond grading, gem identification, appraisals, ...

Morgan's Jewelers

Offers diamond rings, bracelets, necklaces, and other estate jewelry approved by the Gemological Institute ...

J.Robin Gems

Supplier of loose and mounted diamonds. All stones GIA certified and guaranteed.

Independent team of professional gemologists and appraisers who are not buying or selling jewelry. Offers ...

Gemsociety.org

Recommended Suppliers, gems for sale, rough gems, jewlery, gemological instruments, gemologists, lapidary ...

Multicolour Gems Co., Ltd.

Catalog featuring images, prices and gemological details about African gemstones including alexandrite, ...

MystiCrystals

Faceted gemstone jewelry, gem 'trees', and custom faceting.

Gemstone World

Fine facet rough and cut gemstones from around the world. Collector's gems, free Gem and Lapidary newsletter.

SSEF Swiss Gemmological Institute

An independent, international, non-profit organisation dedicated to the identification, treatment, and ...

Carolina Gem Lab

Offers appraisal services for fine jewelry. Credentials, service types, and contact information.

Jewelry Trade Show Calendar

Portal for the international diamond business worldwide with trade show schedule calendar for jewelry ...

Gem Evaluation Lab

Appraises diamonds, gemstones and jewelry for value, insurance, estates. Located on Long Island, NY.

Gallery of Gemstones

Faceted loose gemstones, faceting rough, and finished fine jewelry.

Etienne Perret Colored Diamon Jewelry

Etienne Perret holds a Bachelor of fine Arts degree from the Rhode Island School of Design and a graduate gemologists degree from the Gemological institute ...

USA Certed Diamonds

Sells GIA and AGS certified diamonds.

Creative Gems & Jewelry

Thai manufacturer and exporter with broad inventory of colored gemstones loose and in small lots. Finished ...