Alumni Chapter

Houston Chapter: Valuing Ruby, Sapphire and Emerald with Richard Drucker


Valuing the big three is challenging. This program will address the factors that influence value from the basics to the difficult including treatments (traditional and modern) and origin, and how these are influencing prices and demand. The latest information on sources and trends will also be addressed with forecasts for the future.

Richard Drucker, GIA GG is the president of Gemworld International, Inc. in Glenview, Illinois. His credentials include: Graduate Gemologist of the Gemological Institute of America; Honorary Fellow of the Gemmological Association of Great Britain; Senior Member of the National Association of Jewelry Appraisers; Senior Gemologist, Accredited Gemologists Association.

As a third generation in the jewelry industry, he began a pricing publication in 1982 now known as the GemGuide. This publication is used in more than 40 countries and is the industry leader in gem pricing and market information. In 2002, he became the owner of GemGuide Appraisal Software. In 2014 he co-developed the World of Color nomenclature and grading system for colored gemstones.

In 2006, Drucker was bestowed the Antonio C. Bonanno Excellence in Gemology industry award. In 2012 he was awarded honorary fellowship in the Gemmological Asociation of Great Britain (FGA). Drucker now serves as publisher, appraiser, consultant, lecturer, and author. He has hosted five international gemological conferences bringing gemologists, jewelers and appraisers together from around the world.

All are welcome to attend this event, whether you're a GIA alumnus, student, industry associate, hobbyist or guest. Please share this invitation with any others you may feel would be interested or wish to learn more about GIA.


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