A rare 9.74ct Fancy Vivid Blue diamond, part of Sotheby’s sale of Jewels & Objects of Vertu from the collection of Mrs Paul Mellon, broke two world records when it was sold for $32.6 million yesterday.

A rare 9.74ct Fancy Vivid blue diamond, part of Sotheby’s sale of Jewels & Objects of Vertu from the collection of Mrs Paul Mellon, broke two world records when it was sold for $32.6 million yesterday.