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GIA Grades Synthetic Diamond with Blue Band
The Gemological Institute of America (GIA) recently examined a 1.09-carat diamond grown by chemical vapor…
6ct. Colored Diamond to Shine at Christie’s Online Auction
Christie’s will offer a 6.51-carat diamond ring with a high estimate of $500,000 at its…
De Beers Launches ‘Beacon’ Jewelry Line and Expands Diamond Traceability
De Beers Group has introduced a new jewelry initiative as well as a branded polished-diamond…
Debswana Pauses Production at Some Mines Amid Weak Market
Debswana, the 50-50 joint venture between De Beers and the Botswana government, will temporarily halt…
Tiara Smashes High Estimate at Bonhams London
A tiara that belonged to Viscountess Nancy Astor more than doubled its top presale price…
36ct. Ruby to Star in Gemfields Auction
Gemfields has expanded the offering at its upcoming ruby auction, which includes gems from the…