James E. Shigley, Reza Abbaschian, December 1, 2002
High-quality synthetic diamonds created by the Gemesis Corp. are examined and their gemmological properties are explicated.
Read MoreMarie-Line T. Rooney, C. M. Welbourn, March 1, 1993
De Beers has produced a faceted synthetic gem-quality diamond that could go unrecognised without careful gemmological testing.
Read MoreJames E. Shigley, Shane F. McClure, June 1, 2004
This article compares some of Chatham Created Gems’ synthetic coloured diamonds to natural diamonds and explains the results.
Read MoreJames E. Shigley, Emmanuel Fritsch, December 1, 1993
Russian-grown gem-quality synthetic diamonds are being sold for jewellery; this article presents the results of a gemmological examination of a group of yellow samples.
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