A Russian Plique-à-Jour and Cloisonné Enameled Gilt Silver Kovsh Ovchinnikov, Moscow, 1908-1917 3-1/4 x 7 x 4-1/2 inches (8.3 x 17.8 x 11.4 cm) 275 grams PROVENANCE: Sotheby's London, June 12, 2008, lot 570; Purchased from the above by the current owner. Masterpieces of Russian Enamel from an Important American Collection HID12401132022 © 2024 Heritage Auctions | All Rights Reserved