Wishlist Product Art deco platinum diamond and sapphire ring Victorian opal and diamond five stone ring. Antique 2.74ct dormeuse old european cut diamond earrings Hexagonal art deco ring with a 1.8ct G/vvs trilliant cut diamond, ca 1930. Vintage Bulgari 'Monete', silver coin, 18 karat gold ring, circa 1990 1930s American 2 ct. emerald and diamond platinum Art Déco ring.