Attributes:10K White goldDiamond-cutLobsterSolidAppx Weight in Grams by Width/Length: (each item will vary slightly)1.15 mm width: 7 in = 1.12 gr, 8 in = 1.2 gr, 9 in = 1.31 gr, 16 in = 2.07 gr, 18 in = 2.26 gr, 20 in = 2.49 gr, 24 in = 2.91 gr1.3 mm width: 7 in = 1.46 gr, 8 in = 1.61 gr, 9 in = 1.78 gr, 16 in = 2.79 gr, 18 in = 3.11 gr, 20 in = 3.38 gr, 22 in = 3.78 gr, 24 in = 4.12 gr, 30 in = 4.99 gr1.6 mm width: 7 in = 1.96 gr, 8 in = 2.11 gr, 16 in = 3.94 gr, 18 in = 4.35 gr, 20 in = 4.74 gr, 24 in = 5.61 gr, 30 in = 7.15 grOther Specs:Clasp / Connector: LobsterManufacturing Process: Machine MadeManufacturing Process 2: Die StruckManufacturing Process 3: ExtrudedTexture: Diamond-cutChain Type: RopeMaterial: GoldPurity: 10K