Wishlist Product 1930s American 2 ct. emerald and diamond platinum Art Déco ring. Early 20th Century Micro Mosaic Grand Tour Cross 17ct sapphire ring by Sterlé, ca 1960 Art Deco Diamond Platinum Tank Ring Swedish 1960s 1.75ct emerald ring 1.90ct Ruby and 2.95ct Diamond Bombé Ring by CF Carlman, Stockholm, 1971