30mm Round Floating Charm Locket Chrystal Rim Necklace 21.5 Inch Silvertone Magnetic Closure 302 The original classic shape for adding and your own charm 21.5 inch rolo chain (2mm -- 1/16 inch wide) hangs to mid chest Durable 30mm/1.2 Inch Clear locket, Clear glass cover on both sides of locket 6.75mm (1/4inch) thick locket with magnetic hinge for easy access Over 30 Rhinestones rim the locket for sparkle and shine