Gemesis Laboratory-Created Diamonds
High-quality synthetic diamonds created by the Gemesis Corp. are examined and their gemmological properties are explicated.
Latest-Generation CVD-Grown Synthetic Diamonds from Apollo Diamond Inc.
High-quality CVD-grown diamonds, comparable in colour and clarity to natural diamonds, can be identified using a combination of gemmological and spectroscopic properties.
CVD Synthetic Diamonds from Gemesis Corp
An examination of the gemmological and spectroscopic properties of CVD synthetic diamonds from Gemesis Corp.
Strongly Coloured Pink CVD Lab-Grown Diamonds
Pink CVD lab-grown products can be separated from natural and treated-colour natural pink diamonds by a combination of gemmological and spectroscopic properties, which are explored in this study.
Identification of HPHT-Treated Yellow to Green Diamonds
Greenish yellow to yellowish green HPHT-treated diamonds exhibited highly saturated body colour, well-defined brown to yellow octahedral graining and visual evidence of heating, among other characteristics.
Identifying Gem-Quality Synthetic Diamonds: An Update
Synthesised gem-quality diamonds from the General Electric Company are analysed for characteristics that distinguish them from natural stones.
Recent Advances in CVD Synthetic Diamond Quality
A survey of recent advances in CVD synthetic diamond quality.
Lab-Grown Coloured Diamonds from Chatham Created Gems
This article compares some of Chatham Created Gems’ synthetic coloured diamonds to natural diamonds and explains the results.
De Beers near Colourless-to-Blue Experimental Gem-Quality Synthetic Diamonds
De Beers has produced a faceted synthetic gem-quality diamond that could go unrecognised without careful gemmological testing.
The Gemmological Properties of the Sumitomo Gem-Quality Synthetic Yellow Diamonds
Sumitomo Electric Industries is producing gem-quality synthetic yellow diamonds in deep yellow single crystals in sizes up to 2 ct.