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ISG Professional Gemology and Appraisal Programs

Registered Gemologist Appraiser

The world famous program that has trained professional appraisers around the world. Click here to learn more about the RGA Program.

Registered Gemologist

For professionals to hobbyist, the ISG Registered Gemologist Program will provide the education you seek. Learn more about the RG Program by clicking this link.

Registered Gem Dealer

From Etsy to Ebay to 47th Street, we train successful gemstone dealers around the world. Click this link to learn more about the Registered Gem Dealer program.

Introduction to Gemology

Curious about the study of gemology? This course is designed to get you acquainted with gemology and the ISG. Click here for more information.

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