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A rare 10.10-carat oval-shaped Internally Flawless Fancy Vivid blue diamond will be the lead item at Sotheby’s Hong Kong Magnificent Jewels & Jadeite sale on April 5 at the Hong Kong ...
NEW YORK – A Fancy Vivid Blue pear-shaped diamond from the estate of Rachel “Bunny” Mellon has sold for $32.6 million. It’s an auction record for any blue diamond. Sotheby’s says seven ...