These are Beautiful ❤️ They match the necklace. They are stamped on the reverse with sterling, but that is the only thing on them. There is tarnish on the reverse of the earrings and on the fish hook ear wire's. These are also Orange Spinney Oyster Shell. Approx. 1.25 x .5in without wires. Purchased in St Augustine FL. around late 80's, early 90's. in a Southwest Jewelry store.