White Ice Sterling Silver Rhodium-Plated 18 Inch Diamond Necklace With 2 Inch ExtenderMetal Type Sterling Silver Item Number QW362 18 Finish Polished Stone Type_1 Diamond Stone Quantity_1 1 Length of Item 20 in Stone Weight_1 0. 003 ct Chain Length 18 in Chain Type Box Chain Width 0. 9 mm Charm Element Length 22 mm Charm Element Width 10 mm Clasp Connector Spring Ring Extender Length 2 in Feature Solid Manufacturing Process Casted Completeness Complete (all stones included) Stone Shape_1 Round Stone Size_1 0. 8 mm Item Weight U M gm