Asian Games Society Labs


AGS provides professional diamond grading services. Grading is performed in conformance to GIA standard scales.Each graded diamond will receive a genuine AGS certificate and a AGS certificate number.An optional girdle laser inscription (only visible under magnification) of the AGS certificate number on the diamond graded is also provided.
Please contact us for instructions of how to deliver the diamonds for grading and receive a price quote.

Grading is usually performed in 3 business days.

Asian Diamond
Diamond Grading and appraisal by professional gemologists
The essential 5th C for any diamond: The Asian Gem Certificate
Buying a diamond? Don't forget to consult with us first
Asian Gem Society Laboratories Online Verification