Add a bold bit of brilliance to your earring stack with Adina Eden's Onyx Threaded Stud Earring, featuring an eye-catching onyx black stone set into a delicate 14K gold stud. Pair this with a few of your everyday 14K pieces to create a look that will steal the show anywhere you go. Product Details 14K Gold Round Onyx Stone Stone Size: 2 MM Includes a 14K Circle Threader Post Back Sold As a Single