DSS Sterling Silver Rhodium-plated 18 Inch Diamond Filigree Oval Locket Necklace with 2 Inch ExtenderMaterial: Primary Purity925 Finish: Polished Stone Type_1: Diamond Stone Color_1: White Stone Quantity_1: 1 Length of Item: 20 in Stone Weight_1: 0. 01 ct Chain Length: 18 in Chain Type: Box Chain Width: 0. 9 mm Charm Element Length: 27. 9 mm Charm Element Width: 14. 95 mm Clasp Connector: Spring Ring Clasp Thickness (Female end): 0. 55 mm Clasp Thickness (Male end): 1. 36 mm Clasp Width (Female end): 3. 78 mm Clasp Width (Male end): 6 mm Extender