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Gem and Jewelry Sites

Gemological Training Institutes, Laboratories and Related Sites

American Gem Trade Association Gemological Testing Center – The foremost colored gem testing lab in America and home to Ruby-Sapphire.com's Richard W. Hughes. Sign up for their regular gemology updates.
Accredited Gemologists Association – Private US-based gemological organization
American Gem Society — Important diamond lab and jewelers’ association
American Gem Trade Association – The chief trade association for US-based colored stone dealers and parent association of the AGTA GTC.
Asian Institute of Gemological Sciences – Thailand’s first gemology school and lab and alma mater of RWH.
Aventures Cristallines – Gorgeous gemscapes from Bruno Cupillard.
Canadian Gemmological Association – Canada’s national gemology association
CISGEM – Italy’s best known gemological lab
Diamondse.info – Nice site for diamond lovers
Gem and Diamond Foundation – Great site about gems and jewelry.
D-Gem-G – Germany’s oldest and most famous gemology institute and lab
Field Gemology – The personal site of French gemologist extraordinaire, Vincent Pardieu. Some great stuff here.
Gem and Jewelry Institute of Thailand – Bangkok-based government gem lab and school
Gemlab.net – Well-equipped Liechtenstein-based gem lab
Geminterest.com – A very nice French gemology and mineralogy site
Gemmological Association of Great Britain
Gemmological Association of All Japan (GAAJ)
Gemmological Association of Australia
Gemmological Institute of India – India's oldest gemological school
Gemmology World – Canadian Institute of Gemmology
GemologyOnline.com – Great online gemological resource
Gemological Institute of America (GIA) – US gemological giant
Gübelin Gem Lab – Site of the world-renowned Gübelin Gem Lab
HRD – Diamond High Council, Antwerp, Belgium
IBGM – Instituto Brasileiro de Gemas e Metais Preciosos – Nice Brazilian gem site
International Colored Gemstone Association
IGE – Instituto Gemológico Español – Spanish gemological institute
International Gem Society – Gemological site
Institut Gemmologique de France – Lyon, France-based gemological institute
LabGem – Portuguese gem laboratory
Laboratoire français de Gemmologie – Paris gem lab
MicroWorld of Gems – The stunning web site featuring the award-winning inclusion photography of John Koivula.
Mindat.org – Fabulous site, probably the best site for mineral data on the web
Minerapole.com – Site for the famous Sainte-Marie aux Mines mineral show in France
Pegmatite Interest Group – For the pegmatite lovers out there.
Pricescope – Great online forum devoted to gems
Russian Gemological Server – Business, research and educational projects in gemology
Scottish Gemmology
Swiss Gemmological Institute (SSEF) – One of the world’s top gem laboratories
University of Texas Gemology Program – Very nicely done pure gemology

Gemological Instruments

Adamas Gemological Laboratory & Gemological Software – Marty Haske's diamond spectrophotometers
GIA GEM Instruments – Gemological instruments and books from the GIA
GemEx Systems, Inc. – Makers of the GemEx (formerly Lambdaspec) gem imaging spectrophotometer
Gemological Products Co. – Gem-testing gear from Jeff Wildman, inventor of the PortaLab
Krüss – German gemological instrument manufacturer
System Eickhorst – The famous German gemological instrument manufacturer

Press – Gem, Jewelry & Mineral Magazines

American Jewelry Manufacturer (AJM) – Magazine devoted to jewelry arts
Australian Gemmologist – Journal of The Gemmological Association of Australia
Colored Stone – Magazine devoted to the colored stone gem business
Diamond Intelligence Briefs – Magazine covering the diamond industry
Instore Magazine – Magazine for the American jewelry store owner
Gems & Gemology – The world’s finest gemological publication, from the GIA
The Guide – From Gemworld International, publishers of The Guide, the best price guide to gems
IDEX Magazine – Israel-based magazine covering the diamond and gem trades
Jewelers’ Circular-Keystone – Famous trade magazine
Jewelry Lady – Regular column from America’s favorite gem babe, Debbie Yonick
Jewellery News Asia – Asia’s best jewelry trade magazine (registration required)
Lapidary Journal – Magazine devoted to jewelry and lapidary arts
Lapis – Outstanding German magazine devoted to minerals
Mineralogical Record – The finest magazine devoted to the mineral collector
Modern Jeweler – Magazine for the American jeweler, featuring noted gem journalist, David Federman
National Jeweler – NYC-based jewelry trade magazine
Rapaport.com – Famous diamond price sheet; also has news about colored stones
Rocks and Minerals – America’s oldest popular mineral magazine

Gem & Mineral Book Dealers

Earthlines – Earth sciences books and accessories
Gem Book Publishers – Publishers of Fred Ward's famous gem book series
The Gemmary – Used books on gems and minerals
Geoscience Books & Prints – Out-of-print books on gems and minerals
GIA GEM Instruments – Gemological instruments and books
Ed Rogers – Rare and out-of-print geoscience books

Gem, Jewelry & Mineral Dealers

Pala International – Richard Hughes' home, selling the best in fine precious stones, jewelry and minerals, with an unparalleled range of Burmese gems and crystals
The Collector – Retail division of Pala International, selling fine jewelry, mineral specimens and gems

Gem & Jewelry Networks

Ganoksin – One of the foremost information jewelry manufacturing resources on the Internet
Polygon – Gem trading and information network
Rapaport – Gem trading and information network

Gem & Jewelry Appraisers

For a comprehensive online search engine of US-based jewelry appraisers, see this link:

Find an Appraiser

Gem & Jewelry Appraisal Software

Quantum Leap Software Solutions – One of the finest software packages available in the field of appraisal, from gemologist, Thom Underwood.

Gem & Jewelry Auction Houses

Bonhams & Butterfields – Gem, jewelry and mineral auctions
Christie’s – Gem, jewelry and mineral auctions
Sotheby’s – Gem, jewelry and mineral auctions

Museums with Important Gem, Jewelry & Mineral Collections

Bowers Museum – Featuring the magnificent Michael Scott collection of gems and minerals
Carnegie Museum of Natural History – Hillman Hall of Minerals and Gems, Pittsburgh, PA
Harvard Mineralogical Museum – Mineral museum at Harvard University
Hermitage – Museum in St. Petersburg, Russia houses a magnificent collection of gold and jewels
Houston Museum of Natural Science – Joel Bartsch curator
Los Angeles County Museum of Natural History – Mineral Sciences Dept.
Louvre – One of the world’s finest museums, with many gems on display, Paris, France
San Diego Natural History Museum – Mineralogy Dept. of this fine museum
A.E. Seaman Mineral Museum – Located in Houghton, MI
Smithsonian Institution – Department of Mineral Sciences
Sterling Hill Mining Museum – Located in the famous Franklin, New Jersey area
Tower of London – Home of the British crown jewels, in London, UK

Other Sites of Interest

Afghan Connection – Site of Central Asian specialist, Gary Bowersox
Donnsalt.com – Personal site of the man I regard as the world's greatest jade carver
Jadeartnow.com – Fine examples of contemporary jade carving
Kashmirblue.com – Ed Cleveland's site devoted to all things Kashmir and sapphire
Swalagemtraders.com – Site of East African gem speacialists, Mark and Eric Saul

Page updated 31 July, 2008

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