Executive Director, USA

Gary Roskin, graduate gemologist, author, journalist, and one of the world’s most highly regarded authorities in the art and science of diamond grading, is now the Executive Director for the International Colored Gemstone Association, the ICA.

Former Gemstone Editor for JCK Magazine, the Baselworld Daily News, and for the Roskin Gem News Report, Roskin has covered the international colored gems market, as well as gemological subjects on diamonds, and the estate gemstone/jewelry market for over two decades.

With 40 years of professional laboratory diamond grading, supervising, training, monitoring, and reporting, Gary Roskin has provided jewelers and appraisers valuable diamond grading tips and techniques. Author of “Photo Masters for Diamond Grading,” this book was one of the best-selling reference books at GIA’s Bookstore, with approximately 3500 copies sold. [Currently out of print.] In 2009, Gary took on the additional role of adjunct professor, teaching gemology at the Fashion Institute of Technology’s Jewelry Design Department in New York City, as well as Practical Tutor for the Gemmological Association of Great Britain (Gem-A).

Roskin began his career as a fourth-generation retail jeweler in Marion, Indiana. He studied at the Gemological Institute of America (GIA) in Santa Monica, California, and worked there from 1977 through 1992; 6 years as Assistant to the Director of the Los Angeles GIA Gem Trade Lab, 3 years as a resident gemology instructor in both diamond grading and colored stone / gem identification, and 5 years as Executive Director of the GIA Alumni Association. From 1992 through 1997, Roskin was Assistant Director of the European Gem Lab in Los Angeles.

Roskin is a Graduate Gemologist and Fellow of the Gemmological Association of Great Britain. In 2002, Roskin was nominated for the Accredited Gemologists Association Antonio Bonanno Award for Excellence in Gemology, and in 2001 was the recipient of ISA’s Media Award for his feature story entitled, “Bad Appraising Lands Good Jeweler in Court.” In 2004, Roskin was awarded several Richard T. Liddicoat Journalism Awards Honorable Mentions from the American Gem Society. In 2011, Roskin was awarded 2nd place in Gems & Gemology’s 2010 Dr. Edward J. Gübelin Most Valuable Article Award, as a co-author of “Synthetic Gem Materials in the 2000s: A Decade in Review.”

Board of Directors

Clement Sabbagh

President, Brazil

Damien Cody

Vice President, Australia

Nirmal Kumar Bardiya

Vice President, India

Marcelo Ribeiro

Treasurer, Brazil

Bruce Bridges

Secretary, USA

Santpal Sinchawla

Secretary, Thailand

E. Gamini Zoysa

Director, Sri Lanka

Alice Muthama

Director, Kenya

Captain Ramji Sharma

Director, Japan

Gabriel Angarita

Director, Colombia

Saurabh Bansal

Director, Germany

Henry Ho

Director, Thailand

Masaru Mizumura

Director, Japan

Pavel Sokolov

Director, Russia

Philippe Scordia

Director, France

Rakesh Jain

Director, Hong Kong

Kobi Sevdermish

Director, Israel

Shirley Xue Li Zhang

Director, Hong Kong

Stephan Reif

Director, Austria

Vijay Kedia

Director, India

Warren F. Boyd

Director, Canada

Chen Shen

Director, China

Jean Claude Michelou

Advisor, Colombia

Ruben Bindra

Advisor, USA

Benjamin Hackman

Immediate Past President, USA

Gary Roskin

Executive Director, USA

About Us

The ICA is a worldwide body specifically created to benefit the global colored gemstone industry by advancing and promoting the knowledge and appreciation of colored gemstones.
New York Office: 31 West 47th St., Suite 1103, New York, NY 10036
+1 (212) 620-0900
ica (at) gemstone.org
Hong Kong Office: Unit 311B, 3rd Floor, Heng Ngai Jewelry Centre No. 4 Hok Yuen Street East, Hung Hom, Kowloon, Hong Kong
+852 2365-9318
ica (at) gemstone.org

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