This Question Is About:

Gold coating on bottom

Why is there a gold coating (unknown kind) on the bottom of my diamond. Is it a fake (cz, etc.)

Hi Stewart,
Not a good sign. There are fakes that are called foil backs. The foil is put in place to act as a mirror to reflect light back into the observer’s eye.

The founder and president of Diamond Cutters International, Fred is one of the top diamond experts in the world, as well as a three-time Guinness Book record holder in jewelry design.
Fred The Diamond Guy Helper

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