Mattie October 8, 2022 at 11:55 pm The laser code on the diamond waist is generally encoded by GIA, but there are also some GIA diamond waist without laser code. Log in to Reply
Wanda October 8, 2022 at 11:55 pm The certificate of the GIA American Gem Institute is coded on the waist bond. A diamond corresponds to a number. The website can be checked ~ Log in to Reply
The laser code on the diamond waist is generally encoded by GIA, but there are also some GIA diamond waist without laser code.
The certificate of the GIA American Gem Institute is coded on the waist bond. A diamond corresponds to a number. The website can be checked ~