Q&A
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What does this stamp mean?
On the inside of my ring it is stamped R CZ, what does that mean?
Hi Kira,
It could mean that the gem in the piece is cubic zirconia, or it’s the manufacturer’s stamp.
Fred Cuellar, The Diamond Guy
Helper at Diamond Cutters International
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.
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