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Gems and Gemology LPHT CVD pink 150
Pink Synthetic Displays Rare Treatment
A pink diamond recently submitted to the Central GemLaboratory (CGL) in Tokyo was found to be a chemical vapor deposition (CVD)synthetic stone, treated only with Low Pressure-High Temperature (LPHT). The marquise brilliant-cut, 0.192-carat diamond is an unusualfind, as stones...
Research Dec 17, 2018 Rapaport News
Pink Synthetic 150
GIA Grades ‘Largest’ Lab-Grown Pink
The Gemological Institute of America (GIA) has graded a5.01-carat lab-grown diamond that, its producer claims, is the largest pinksynthetic diamond in the world. New York-based Unique Lab Grown Diamond created the stone usingchemical...
Polished Markets Jul 04, 2018 Rapaport News
Pink synthetics
Buffett Store to Sell World’s Largest Pink Synthetic
A synthetics manufacturer has partnered with WarrenBuffett-owned jewelry retailer Borsheims to unveil what it claimed was thelargest pink lab-grown diamond in the world. ALTR Created Diamonds unveiled the Asscher-cut, 3.99-carat,fancy orangey-pink, VS2-clarity stone last...
Polished Markets May 08, 2018 Rapaport News
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