GUILD LABORATORIES Incorporated 1980
Gemologists & Appraisers | Veritas in usu
Charles I. Carmona, GG, ASA - President
Curriculum Vitae

International Jewelry Center Building  • 550 South Hill Street, Suite 1188  •  Los Angeles, CA 90013-2412
TEL: (213) 624-0137 or (800) 909-4845  FAX: (213) 624-2114  •  E-mail: cicarmona@aol.com

 

Gemania Publishing presents: The Complete Handbook for Gemstone Weight Estimation, by Charles I. Carmona, GG, ASA The Most Complete Reference Guide for Estimating Weights of Mounted Gemstones Ever Published!