Sotheby’s latest auction in New York on November 20th set a new auction record for price per carat for any diamond. Onlookers may contend that the sale of the rare Fancy Vivid Blue diamond will affect the market price of blue diamonds, but this stone should not set a new benchmark for blues – it is a stone with exceptional qualities and it remains in a class by itself.
Mellon’s pear-shaped, 9.75 ct, Fancy Vivid Blue, VVS2 (potentially IF) diamond sold for $3,348,205 per carat and was the top lot of the auction. The stone’s estimate was $1.0-$1.5M per carat, which indicates that the stone sold ...