14.6ct Oppenheimer Diamond Could Fetch $45m

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Christie's is set to auction off an ultra-rare 14.6-carat blue Oppenheimer Diamond that is expected to sell for between $35 million and $45 million. It was owned by Philip Oppenheimer, the late chairman of the De Beers diamond-marketing cartel. In the diamond world, blue … [Read more...]

Shirley Temple Diamond up for Auction at Sotheby’s

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AUCTION UPDATE 04/20: The Shirley Temple diamond once belonging to “America’s Little Darling” will be up for auction next month. The cushion-cut blue diamond remained in Temple’s jewelrycollection until her death in 2014 and will be offered in … [Read more...]

122 carat blue diamond fetches $27Million at auction

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The 122 carat blue diamond rough found in June has been sold by Petra Diamonds after being discovered in its Cullinan mine for $27.6 million, far below the record price some were expecting. Although $27.6 million sund like a large sum it was actually far below the record price some were expecting. That price … [Read more...]

122.52ct Blue Diamond Found

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A blue diamond weighing a staggering 122.52 carats has been unearthed in South Africa - expected to be the most valuable ever found. Petra Diamonds Ltd said it had recovered the 'exceptional' gem at its Cullinan mine, on the outskirts of Pretoria, just months after it sold a 29.6 carat blue diamond from the same mine … [Read more...]

40.5ct Eye of Golconda Fails to Sell

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The Eye of Golconda, an impressive necklace built around two D-flawless diamonds that was predicted to fetch as much as $10 million at the Christie’s jewelry auction last week, did not sell, company officials said. The piece, the headline offering at the auction house’s Hong Kong Magnificent Jewels sale on May 27 … [Read more...]

29 Carat Blue Diamond Found.

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A rare 29 carat blue diamond that could be worth millions of dollars has been discovered in South Africa. Petra Diamonds said the "exceptional" acorn-sized diamond was unearthed at the Cullinan mine near Pretoria. Previous notable finds at the mine include the Cullinan Diamond in 1905, described as the largest rough gem … [Read more...]