Bleu Royal: Vivid blue diamond could fetch over $50 million at Christie's auction

Christie's hopes Bleu Royal's final bid will surpass Oppenheimer Blue's, which fetched over $57 million in 2016

Blue diamond sells for more than $44 million at Christie's auction in Geneva

Bleu Royal diamond set to dazzle in Geneva jewels sale

17-Carat 'Bleu Royal' Fancy Vivid Blue Diamond Could Fetch $50 Million

Vivid Blue Diamond Sells for Nearly $44 Million at Christie's Auction

Bleu Royal diamond set to dazzle in Geneva jewels sale

Bleu Royal, 17.6 Ct. Fancy Vivid Gem, Could Fetch $50 Million - JCK

Vivid blue diamond sells for nearly $60m at Christie's auction, World News - AsiaOne

Vivid Blue Diamond Sells for Nearly $44 Million at Christie's Auction

Bleu Royal diamond set to dazzle in Geneva jewels sale - Life & Style - Business Recorder

The Bleu Royal Diamond Could Fetch $50 Million at Auction