Archive | September, 2015

The Diamond Report Card and DFS Cut Grade, Historical article from 2008

By David Atlas, GG (GIA), Certified Senior member, NAJA ¬†Article from the Rapaport Magazine – February 2008 In the late 1970s, diamonds were rapidly rising in value. But stones with similar characteristics, as measured by the traditional 4Cs, had quite a wide value spread. Dealers were aware of the issue, but no one in particular […]

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