Lot 106. Exquisite Platinum, Fancy Vivid Blue Diamond and Diamond Ring, weighing .96 and .64 carat. Estimate 700,000 — 1,000,000 USD. Photo: Sotheby's.

Of crossover design, set with two pear-shaped Fancy Vivid Blue diamonds weighing .96 and .64 carat, accented by round diamonds weighing .78 carat, size 6½.

Accompanied by GIA report nos. 2105997540 and 2105997539 stating that the diamonds are both Fancy Vivid Blue, Natural Color, VS1 clarity.

Sotheby's. Magnificent Jewels Including the Legendary Stotesbury Emerald, New York, 25 Apr 2017, 10:00 AM