Lot 897. A Platinum and type lla 5.22 carats and 5.71 carats Diamond Ring, Van Cleef & Arpels, New York, 1963. Estimate 200,000 – 250,000 USD. Lot sold 614,500 USD. Photo: Sotheby's 2012

of crossover design, set with two round diamonds weighing 5.22 carats and 5.71 carats, framed by 8 marquise-shaped diamonds weighing approximately 1.15 carats and accented with 6 baguette diamonds weighing approximately .70 carat, size 6¾, signed VCA, numbered 29496; with signed box.

Sotheby's. Property from the Estate of Brooke Astor. New York, 24 sept. 2012