Perfect in every detail from the domed design fashioned with .925 sterling silver to the twisted rope detail that adds texture as well as style and finally the omega back. Measures approximately 18mm (11/16 inch) in diameter and 7mm (1/4 inch) in thickness. E9083 Sterling silver design Textured and polished finish Approximate 18mm (11/16 inch) diameter, 7mm (1/4 inch) thickness Omega back Includes a custom Black Bow Jewelry Company gift box