Lot 41. Pair of Silver, 18 Karat Gold, Chrysoprase, Chalcedony and Diamond Earclips, JAR, Paris. Estimate 50,000 — 70,000 USD. Lot sold 93,750 USD. Photo: Sotheby's. 

The two chrysoprase rings measuring approximately 30.0 mm flanked by four blue chalcedony cabcohons measuring approximately 18.0 mm, decorated with single-cut diamonds weighing approximately 3.60 carats, signed JAR, Paris, with French assay and workshop marks. 

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