10-Carat Blue Diamond May Fetch Up to $35M at Sotheby’s
[Blouinartinfo] The largest oval fancy vivid blue diamond ever to appear at auction will cross the block at Sotheby’s Hong Kong on April 5. Headlining the auction house’s Magnificent Jewels and Jadeite Spring Sale, the rare stone weighs 10.10 carats, is internally flawless, and is estimated to fetch between HK$235 million and HK$280 million (or US$30 million to US$35 million).
The gem is called the ‘De Beers Millennium Jewel 4’, so dubbed for being one of 12 rare diamonds — 11 of them blue and one colorless — that form the De Beers Millennium Jewels collection that was unveiled by the company in 2000 in celebration of the dawn of the 21st century. It is the only oval-shaped stone among the dozen, which were chosen for their color intensity, even saturation and brilliance.
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