The extremely rare, 10-carat Mediterranean Blue diamond could fetch a whopping $20 million at Sotheby's High Jewelry auction ...
The Mediterranean Blue” is 10.3-carat fancy vivid blue diamond with VS2 clarity that is the highlight of Sotheby's Geneva ...
It is an open-pit mine, formed around a rare volcanic rock formation called a kimberlite pipe, which contains high ...
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Hunting for the Birthplace of the World’s Rarest DiamondsThe group used a multi-pronged approach involving “bulk rock” geochemistry ... The post Hunting for the Birthplace of the World’s Rarest Diamonds appeared first on Explorersweb.
Until now, the hardest diamonds have been found in asteroid and meteoroid impact craters, meaning they are rare and often very small. Most natural and synthetic diamonds have a cubic structure ...
This is reflected in price tags. At one leading jeweller, $5000 spent on a lab-grown diamond will yield a rock about four times bigger than if the money was spent on a natural diamond of similar ...
Jwaneng is an open-pit mine, formed around a kimberlite pipe, a rare type of volcanic rock formation that can contain high concentrations of diamonds. The mine consists of three main kimberlite ...
The massive diamond, set in platinum and encrusted with smaller baguette-cut jewels, is considered one of the highest-quality stones on the market Charlotte Phillipp is a Weekend Writer-Reporter ...
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