» Gemological Institute of America (GIA)
- The world's foremost
authority in gemology, diamond grading, jewelry education, gemology research, diamond and gemstone grading reports and laboratory
services. Gemology Research and Education.
» Society of North American Goldsmiths (SNAG) -
An organization for jewelers, designers and goldsmiths. SNAG encourages
professional excellence, supports education, and advances the jewelry and
» Jewelers of America -
Buy with confidence from your jewelry professional. Jewelers of America is the
national association for the retail jeweler.
» Jewelers Vigilance
Committee - Jewelers Vigilance Committee (JVC) is a not-for-profit trade
association whose mission is to maintain the jewelry industry's highest