$15M Blue Diamond to Hit Christie’s Auction Block
A blue diamond pendant will be among the headliners in next month’s Christie’s sale in New York,[…]
De Beers Blue Diamond Fails to Sell at Sotheby’s
A blue diamond weighing 5.53 carats failed to find a buyer at Sotheby’s Geneva on Wednesday despite[…]
Collection of Blue Diamonds to Fetch Over $70M
Sotheby’s will sell a group of eight fancy-blue diamonds from De Beers across its global Magnificent Jewels[…]
Colored Diamonds Set to Sparkle at Sotheby’s
A blue diamond ring is among the top lots at the Sotheby’s Magnificent Jewels sale in New[…]
20-Carat ‘Okavango Blue’ Diamond Goes on Display
The public can now feast their eyes on a big blue diamond thanks to New York’s American[…]
Blue rough diamond fetches $40 million
Petra Diamonds Ltd. sold a 39.3-carat blue gem for more than $40 million, making it one of[…]
Petra puts “exceptional” 39-carat blue diamond up for sale
South Africa’s Petra Diamonds has put a 39.34 carat Type IIb gem recovered at its iconic Cullinan[…]
De Beers Buys Petra Blue Diamonds for $40M
De Beers has purchased five rough blue diamonds from Petra Diamonds for more than $40 million in[…]
Rare Rough Blue Diamonds
Recovered from the famous Cullinan Mine in South Africa, these blue diamonds are among the world’s most[…]