An Art Deco Diamond Pendant Brooch, by Cartier. Set with a rose-cut diamond, within an old European-cut diamond, openwork geometric plaque with three pear shaped diamond pendants, to the old European-cut diamond surmount, mounted inplatinum, Circa 1915, with French assay marks and maker's marks.
An Art Deco brooch, total weight ca. 5,20 ct platinum 950, larger old-cut brilliants, total weight ca. 2,20 ct, and smaller old-cut brilliants, -diamonds and diamond rhombs, total weight ca. 3 ct, 12,7 g, also to be used as a bracelet segment, brooch element detachable