Wishlist Product 1928 Art Deco East West cluster of old cut diamonds. 1980s Bulgari 18 karat gold blue topaz and Iolite doppio ring Hexagonal art deco ring with a 1.8ct G/vvs trilliant cut diamond, ca 1930. Egyptian Revival gold brooch 17ct sapphire ring by Sterlé, ca 1960 Georges Lenfant bracelet, Paris circa 1970.