The 17.6-carat stone is among the rarest diamonds ever to be unearthed, auctioneer Christie’s said.
Luxury at Christie's
Christie's Much-Vaunted 'Bleu Royal' Diamond Fetches $43.8 Million
Colored Diamonds Get Some Love at Sotheby's Geneva Auction - Rapaport
Bleu Royal diamond rakes in nearly $44 mn at Geneva auction
Blue Diamond “Bleu Royal” Sells for More Than $44 Million at Auction
Heritage Appraisals, LLC
News - Gem Legends & Luminaries
17.61-carat Bleu Royal diamond goes for US$43.8 million to an
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