Lot 453. Platinum and Diamond Brooch, Lacloche, Paris, circa 1915. Estimate 15,000 — 20,000 USD. Lot sold 22,500 USD. Photo: Sotheby's.

The oval-shaped plaque depicting two roses, set with old European, single and rose-cut diamonds weighing approximately 7.50 carats, signed Lacloche Paris, numbered 70885, with French assay and workshop marks; circa 1915.  

Sotheby's. Magnificent Jewels Including Property From the Collection of Marjorie S. Fisher, Palm Beach, New York,  8 déc. 2016