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AWDC’s mission is to ensure Antwerp remains at the forefront of the global diamond industry, to foster awareness of Antwerp’s unparalleled …See more
Frequently asked questions
Q:
What does the G7 certificate stand for?
A:
All rough diamonds that have passed G7 verification through Antwerp, Belgium as designated G7 authority, receive a G7 certificate. This a 35-digit number that is mentioned on...
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