These stud earrings are 1/2″ long by 1/16″ at their widest point. Materials: 14k gold-fill (14k gold over brass core/no nickel). All materials are hypoallergenic. The black (oxidized) components of our jewelry will wear over time and eventually achieve a beautiful antique-like finish. Click the drop-down menu to choose your desired metal combination. These earrings are handmade in our California and New York production studios.