This sterling silver bezel cup holds one 16 x 12mm oval stone or glass cabochon, flat-back stone or crystal. This easy-to-use bezel cup saves you time and provides clean lines and a professional-looking finish. Use it to create everything from earrings to cuff links to pendants. Simply solder the bezel cup to a finding or design, and set as desired. The wall height may need to be adjusted to fit your stone; file or sand the top edge of the wall as necessary.