White Night Sterling Silver Rhodium-Plated White And Black Diamond Heart 18 Inch Necklace With 2 Inch ExtenderMetal Type Sterling Silver Item Number QP3742 Finish Polished Stone Type_1 Diamond Stone Type_2 Diamond Stone Type_3 Diamond Stone Color_1 Black Stone Color_2 Black Stone Color_3 White Stone Quantity_1 2 Stone Quantity_2 2 Stone Quantity_3 2 Length of Item 18 in Stone Weight_1 0. 02 ctw (total weight) Stone Weight_2 0. 02 ct Stone Weight_3 0. 01 ct Chain Length 18 in Chain Type Cable Chain Width 1 mm Charm Element Length 10. 75 mm Charm Element Width