FRENCH 1920's PLATINUM, 18K GOLD, DIAMOND, AND JADE FUR STICKPIN: Platinum and 18K white gold stick pin with one irregular shaped piece of carved and pierced jadeite jade. Please note crack in jade. 48 round single cut diamonds, approx. .75 ctw. The diamonds average VS in clarity and G-H in color. The diamonds are bead set. Black enamel decoration. Some damage to the enamel. Weight: 13.2 grams. Approx. 4'' in length. French Hallmarks. Circa: 1920's