Attributes:Appx Weight in Grams by Width/Length: (each item will vary slightly)0.8 mm width: 10 in = 0.96 gr, 16 in = 1.3 gr, 18 in = 1.44 gr, 20 in = 1.56 gr, 24 in = 1.79 gr, 30 in = 2.18 gr1 mm width: 16 in = 1.77 gr, 18 in = 1.96 gr, 20 in = 2.15 gr, 24 in = 2.5 gr1.25 mm width: 10 in = 1.66 gr, 16 in = 2.47 gr, 18 in = 2.73 gr, 20 in = 2.96 gr, 24 in = 3.4 gr, 30 in = 4.29 grOther Specs:Clasp / Connector: LobsterFinish: PolishedManufacturing Process: Die StruckManufacturing Process 2: ExtrudedChain Type: Spiga (Wheat)Chain Type 2: PendantMaterial: GoldPurity: 10K