WFDB President Blom Comments on GIA Undisclosed Diamond Treatments Case

14/05/2015 08:01

The World Federation of Diamond Bourses' President, Ernie Blom, said there would be zero tolerance in cases such as those where the GIA found around 500 colorless, to near-colorless diamonds submitted mostly at its lab in Ramat Gan, Israel, which were potentially subjected to an undisclosed temporary treatment.