Here is an overview of the major sections of the International Gem Society website:

Information About the IGS

Membership Information – For new members and renewals. Gain access to Premium content and to our certification program.

Certification Information – Learn how to become an IGS Certified Gemologist.

About Us – Read about our history and our mission.

Information About Gemstones

Reference Library – Gem Listings – Reference Charts – Technical Articles on Gemology, Lapidary and Jewelry

Special Features – Articles of General Interest – Book Reviews – Product Reviews – Editorials – Interviews – Questions & Answers – News

World of Wonder – Gemology for kids! Things to Read About Gems – Things To Do With Gems – Just for FUN! – Directory of Activities for parents, teachers and leaders


Recommended Suppliers – Our list of suppliers that offer the highest level of personal service and integrity