The GIA diamond cut grading system described here includes the components of brightness, fire, scintillation, polish and symmetry, as well as weight and durability concerns, into a single overall grade for cut quality for standard round brilliants.
Read MoreThis article chronicles the discovery of primary diamond deposits throughout Canada, whose increasing supply of rough stones will have a growing impact on the world diamond industry.
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This article, from the Summer 2009 issue of Gems & Gemmology, is a compilation of abstracts of important gemmology-related articles published outside of Gems & Gemmology.
Read MoreThis article presents the first complete gemmological characterisation of the historic 128.48 ct Brazilian diamond known as the Star of the South.
Read MoreTwo instruments have been developed at De Beers DTC Research Centre, Maidenhead, to distinguish synthetic diamonds from natural diamonds.
Read MoreDiamond production’s future appears to belong less to Africa and more to Australia, Canada and the Russian Federation, according to this overview of geologic trends in the industry.
Read MoreChina has identified many deposits with significant potential to produce gemstones; various species are discussed.
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It is anticipated that production of diamonds from the sea will increase substantially in the future.
Read MoreAn overview of some of the most fabulous and famous diamonds that Harry Winston has known.
Read MoreThe 1990s witnessed important developments in the commercial viability of gem-quality synthetic diamonds.
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