Informative and Educational Links GIA - Gemological Institute of America AGS - American Gem Society DeBeers - A Diamond is Forever JIC - Jewelry Information Center AGTA - American Gem Trade Association Gemmological Association of Great Britain IGI - International Gemmological Institute Worldwide Gem and Mineral Clubs Better Business Bureau - Gem Information Fine Jewelry Retailers Tiffany & Co. Jewelers Cartier Jewelers Harry Winston Bulgari Jewellers Diamond and Colored Gemstone Grading Laboratories GIA/GTL - Gem Trade Laboratory EGL - European Gemological Laboratory SSEF - Swiss Gemmological Institute Gubelin Gemmological Laboratory Gemresearch Swiss Laboratory Back to Homepage
Informative and Educational Links
Fine Jewelry Retailers
Diamond and Colored Gemstone Grading Laboratories