All eyes are on the upcoming jewellery sales events in the US – the Luxury and JCK shows in Las Vegas – as business slows down in other parts of the world.
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Mineral inclusions trapped in diamonds reveal the continents’ construction – and help GIA researchers date diamonds.
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DeBeers responds to fluctuations, and the FTC issues warnings on laboratory-grown diamonds. Plus: 302.37 ct Graff Lesedi La Rona is revealed.
Read MoreFind out why the number of very large diamonds entering the market has increased sharply in the last few years.
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Big diamonds – really big ones – dominated the news in May, setting sales records for colourless and coloured beauties.
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Explore the wondrous world of diamonds in this large book (2 stone 5 lbs and three feet wide when open) and gallery from a past exhibition – that reveals their detail and beauty.
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The trade grappled with soft prices and excess stock in 2015, but holiday sales helped reduce diamond stocks. Plus: China retail report.
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On Oct. 7 in Hong Kong, a 118.28 ct D-Flawless sold for more than $30 million, becoming the most expensive colourless diamond ever sold at auction.
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This study uses both historical information and modern data to create a computer model of the Tavernier Blue, orienting the finished diamond within the original diamond crystal.
Read MoreThe stories behind seven strikingly beautiful rare natural diamonds, united in an exhibit at the Smithsonian, are told here.
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