This set of 4 vintage sterling silver, marcasite and gemstone earrings features one ring that is all marcasite, one that's tiger's eye and marcasite, one that's coral and marcasite and one that's turquoise and marcasite. You can stack them and wear them all at the same time or however you'd like. Don't wear a size 6 ring? Wear them as a pinkie ring or string them on a chain.