Houston Guild Meeting
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When: Monday, February 26, 2018
6:30 PM
Where: Hampton Inn & Suites
5820 Katy Fwy
Houston, Texas  77007
United States
Presenter: Richard Drucker
Contact: Meaghan Gorman

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$25 - advance online before February 25
$30 - at the door

Register: Online


The Houston Guild Presents

Valuing Ruby, Sapphire and Emerald - All the Value Factors

by Richard Drucker, GIA GG, CEO, Gemworld International, Inc.


Presented in partnership with GIA Alumni Chapter.

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!


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Mission Statement

The American Gem Society (AGS) is a nonprofit trade association of fine jewelry professionals dedicated to setting, maintaining and promoting the highest standards of ethical conduct and professional behavior through education, accreditation, recertification of its membership, gemological standards, and gemological research.

The Society is committed to providing educational products to inform and protect the consumer and to contributing to the betterment of the trade by creating industry standards to protect the jewelry-buying public and the fine jewelry industry as a whole.

AGS Laboratories, founded to support the AGS mission, is a nonprofit diamond grading laboratory with a mission of consumer protection. Adhering to the AGS Diamond Grading Standards, AGS Laboratories is dedicated to offering diamond grading reports that provide consistency and accuracy based on science.

American Gem Society

8881 W. Sahara Ave. Las Vegas, NV 89117

info@ags.org (866) 805-6500