GIA Show Service Laboratory

GIA brings its grading and identification expertise to trade shows around the world, offering easy, convenient and quick access to its world-renowned gemologists and gemological services, when you need them most. Take advantage of the opportunity to redeem a GIA GemPass or purchase a GIA GemPassbook™ to get the most affordable access to an array of colored stone identification and country-of-origin services while at one of these shows:

AGTA Tucson GemFair
Jan 30 - Feb 5, 2012
Tucson Convention Center
Galleria Level, Onyx Suite (the site of the former AGTA Gem Lab)
Lab Hours:  
    Jan 30 - Feb 4, 9:00 a.m. – 5:00 p.m.
    Feb 5, 9:00 a.m. - 2:00 p.m. 

Services Offered in Tucson
GIA Colored Stone Identification Reports
GIA Colored Stone Origin Reports
Redeem GIA GemPasses or purchase a GIA GemPassbook™ for special rates on GIA colored stone services (details below)

Reports will be printed on site.
GIA GemPassbook
Designed to provide affordable access to GIA colored stone identification and country-of-origin services. GemPasses for identification or origin services are priced at US$50 each. Each GIA GemPass is valid for one service per stone, regardless of gemstone size. Each Passbook contains 50 vouchers, can be redeemed at any GIA laboratory location, and may be purchased at GIA laboratories in New York, Carlsbad, or Bangkok.

Lab Services


Conducting Gem Research

Since 1931, gemological research has been one of GIA’s core activities.


Gems & Gemology

Gems & Gemology publishes the latest research on diamonds and colored stones.


New! GIA 4Cs Apps