Biedermeier - Gürtelschnalle
yellow gold 14ct, rectangular frame with movable axle with three spikes, wide vertical bow on the back, frame set with three emeralds up to 4.6 x 3.4 mm and two small old-cut diamonds between applied corded wire, unmarked (alloy tested), 31 x 23 mm, weight 7.9 g, Austria or South Germany ~1825, signs of wear 8003