Follow @GIANews

Richard T. Liddicoat Video Tribute

Contact GIA

800-421-7250

International
760-603-4000

Fax
760-603-4080

Did You Know?

New! GIA 4Cs Apps

GIA Ethics Helpline | Employment at GIA | Site Map | Polariscope Safety Recall Information
GIA is a nonprofit 501(c)(3) organization. All rights reserved.

This page was last updated 03/03/11 03:12 PM
Use of this site signifies your agreement to its terms of use.
© 2002 – 2012 Gemological Institute of America Inc. Privacy policy.

World Headquarters and Robert Mouawad Campus
5345 Armada Drive, Carlsbad, California 92008 Tel: 760-603-4000