Lot 2022. Brooch (aigrette) with diamonds, France, circa 1750. Sold: €3,600 (Est: €1,000 - €1,500). © 2021 Nagel Auctions.

Silver (tested). 3 large rose and briolette cut diamonds, total approx. 1.90 ct., Richly set with further small diamonds. Approx. 10.2 g. 

Provenance: Prof. Ingrid Stahmer Collection, Berlin Catalogue Gera: see p. 51.

Nagel Auction. Fine Arts, Antiques & Jewellery, Part I, 15 December 2021