|
|
|
GIA Spots CVD Stone in Parcel of Treated Melee
|
|
In a rare case, the Gemological Institute of America (GIA)has discovered an irradiated chemical vapor deposition (CVD) diamond in a batch of natural melee aclient had submitted for testing. The GIA’s Tokyo laboratory found the 0.007-carat, irradiatedgreen-blue...
|
|
|
Polished Markets
|
Feb 10, 2019
|
Rapaport News
|
|
|
