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RAPAPORT… The Gemological Institute of America (GIA) recently uncovered an unusually large number of undisclosed synthetic diamonds mixed in with natural melee diamonds, the lab confirmed with Rapaport News on Monday. A parcel of 323 melee diamonds with an average size of 0.014 to 0.015 carats was found to contain 101 chemical vapor deposition (CVD) synthetic stones at the GIA’s Mumbai lab, repo…

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