A 50.05ct Internally Flawless D-colour heart-shaped diamond pendant will also go under the hammer at Sotheby’s Hong Kong Magnificent Jewels and Jadeite Autumn Sale (Estimate: US$7.7-9 million).

A 50.05ct Internally Flawless D-colour heart-shaped diamond pendant will also go under the hammer at Sotheby’s Hong Kong Magnificent Jewels and Jadeite Autumn Sale (Estimate: US$7.7-9 million).

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