Attributes:14K White goldLobsterPolishedSolidAppx Weight in Grams by Width/Length: (each item will vary slightly)0.75 mm width: 16 in = 0.75 gr, 18 in = 0.81 gr, 20 in = 0.89 gr, 24 in = 1.05 gr0.85 mm width: 16 in = 1.02 gr, 18 in = 1.12 gr, 20 in = 1.25 gr, 24 in = 1.47 gr0.9 mm width: 16 in = 1.29 gr, 18 in = 1.39 gr, 20 in = 1.5 gr, 22 in = 1.63 gr, 24 in = 1.78 gr1 mm width: 9 in = 1.15 gr, 16 in = 1.76 gr, 18 in = 1.93 gr, 20 in = 2.14 gr, 22 in = 2.34 gr, 24 in = 2.47 gr, 26 in = 2.67 gr, 30 in = 3.02 gr1.4 mm width: 16 in = 2.75 gr, 18 in = 3.04 gr, 20 in = 3.35 gr, 22 in = 3.35 gr, 24 in = 3.99 gr1.5 mm width: 9 in = 1.58 gr, 10 in = 1.72 gr, 16 in = 2.55 gr, 18 in = 2.82 gr, 20 in = 3.04 gr, 22 in = 3.42 gr, 24 in = 3.62 gr, 26 in = 3.96 gr, 30 in = 4.55 gr1.8 mm width: 16 in = 4.25 gr, 18 in = 4.79 gr, 20 in = 5.13 gr, 22 in = 5.76 gr, 24 in = 6.09 gr2.2 mm width: 16 in = 5.58 gr, 18 in = 6.4 gr, 20 in = 6.75 gr, 24 in = 8.06 grOther Specs:Clasp / Connector: LobsterFinish: PolishedManufacturing Process: ExtrudedManufacturing Process 2: Die StruckChain Type: CableMaterial: GoldPurity: 14K