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.
Read MoreThis article compares some of Chatham Created Gems’ synthetic coloured diamonds to natural diamonds and explains the results.
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While more people are becoming familiar with lab-grown diamonds, many still don’t know how they are actually made. Learn about the two diamond growth processes, HPHT and CVD.
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Despite the generally strong year for jewellery retail, the diamond industry continues to face problems with credit, patchy demand and soft prices.
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Shane McClure discussed the unique finds he has seen during his time at GIA at the AGS Conclave in San Diego.
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Decent demand for finished jewellery, but less for loose gems. Plus: Lab-grown diamonds and responsible, sustainable business practices.
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Advances in CVD growth technology have resulted in crystals that yield well-proportioned round brilliant cuts.
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This section, from the Summer 2009 issue of Gems & Gemmology, is a compilation of interesting finds from GIA’s laboratories.
Read MoreThis section, from the Spring 2010 issue of Gems & Gemology, is a compilation of interesting finds from GIA's laboratories.
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This section, from the Winter 2010 issue of Gems & Gemmology, is a compilation of interesting finds from GIA’s laboratories.
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