1920s Antique Platinum Brooch, Hinged, with 143 Diamonds weighing a total of 7.40ctw. Including 5 center Old European Cut Diamonds, set in Bezels, Weighing 2.62ctw, 73 Old Full Cut Diamonds weighing 4.05ctw, and 65 Single Cut Diamonds weighing 0.73ctw. Total Weight is 13.84 Grams. Amazing and One of A Kind, Can Be Worn Multiple Ways! Only at Seng.