By A Mystery Man Writer
Christie's hopes Bleu Royal's final bid will surpass Oppenheimer Blue's, which fetched over $57 million in 2016
Blue diamond could sell for $50 million at auction
Bleu Royal' diamond fetches almost $44 million at Christie's auction in Geneva
Bleu Royal” Diamond Could Fetch $50 million at Auction - Israeli Diamond Industry
Vivid blue diamond could sell for $50 million at Christie's auction – The Frontier Post
The Bleu Royal Diamond Could Fetch $50 Million at Auction
Bleu Royal: Vivid blue diamond could fetch over $50 million at Christie's auction
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Vivid Blue Diamond Sells for Nearly $44 Million at Christie's Auction
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Famous Fancy Vivid Diamond Could Fetch 50 Million Dollars At Auction
Photos: Vivid blue diamond could sell for $50 million at Christie's auction
Bleu Royal: Vivid blue diamond could fetch over $50 million at Christie's auction