Rare blue diamond sold for over $40 million in most expensive rough diamond sale ever
The low supply of blue diamonds causing price spikes
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Blue Diamonds at Rs 40000/carat | हीरा in Kolkata | ID: 20746041597
Price Record Threatened as Rare Pink, Blue Diamonds Go Up for Auction
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This 39-Carat Blue Diamond Could Have a Remarkable Future
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Fancy Light Blue Diamond – Vivaz Limited
Blue Diamond 0.005 Carat (1 mm) I2 Clarity
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What are blue diamonds: how real and expensive they are - Magnificent Antwerp Diamonds
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The 15-Carat 'De Beers Blue' Diamond Fetches $57.4 Million
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Ultra-Rare $25 Million 'Sky Blue' Diamond Hits Auction Block at Sotheby's
Natural Blue Diamond: Prices, Investments, Engagement Rings & More - Astteria
Value of Blue Diamonds | Shira Diamonds
Sotheby's to present The De Beers Cullinan Blue diamond
Bulgari Blue record price for blue diamond | The Jewellery Editor
Blue Diamonds: Colored by boron at extreme depths
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