GemFest

10th GIA GemFest Tokyo


Please join GIA Tokyo for the latest information on diamonds and colored stones. GIA will help further your understanding of these two important topics with updates on specific issues and status in the market.  
 
Seminar Topics
 
Variation of Mineral Species of Gem Quality Tourmaline
Dr. Yusuke Katsurada
Scientist and Staff Gemologist, GIA Tokyo
 
The recently published Gems & Gemology article, “Cuprian Liddicoatite Tourmaline,” will be reviewed. General information about the identification and treatment of tourmaline gem materials, as well as the origin determination of “Paraíba” tourmalines, will also be introduced.
 
Update Information on Diamond Identificaiton in GIA’s Tokyo Laboratory
Dr. Shoko Odake
Assistant Manager of Gem Identification, GIA Tokyo
 
This presentation will review the current status of gem-quality synthetics or treated diamonds submitted to GIA. Technologies currently available for separating synthetics or treated from natural diamonds in GIA”s Tokyo laboratory will also be discussed. 
 
Seats are limited and attendance is first-come, first-served. Reservations are not needed.