A classic piece, this solitaire diamond necklace is ideal for stacking with other chains or wearing alone to make a chic statement. Metal: 925 sterling silver; optional 18k yellow / white / rose gold vermeil Gemstone: natural diamond 3.7 mm / 0.15" (0.20ctw); 4.0 mm / 0.16" (0.25ctw), 4.2 mm / 0.17" (0.30ctw) (color - H, clarity - VS1) Chain style: silver cable chain Diamond Necklace Silver, Solitaire Diamond Necklace, Floating Diamond Necklace, Diamond Solitaire Necklace, Solitaire Pendant, Gem Stone, Diamond Color, Silver Chain Necklace, White Rose Gold