Attributes:Appx Weight in Grams by Width/Length: (each item will vary slightly)0.8 mm width: 7 in = 0.42 gr, 8 in = 0.48 gr, 9 in = 0.53 gr, 16 in = 0.9 gr, 18 in = 1.02 gr, 20 in = 1.12 gr, 24 in = 1.33 gr, 30 in = 1.62 gr1.1 mm width: 16 in = 1.19 gr, 18 in = 1.44 gr, 20 in = 1.63 gr, 24 in = 1.96 gr, 30 in = 2.31 gr1.3 mm width: 16 in = 1.9 gr, 18 in = 2.11 gr, 20 in = 2.3 gr, 24 in = 2.68 gr, 30 in = 3.22 grOther Specs:Clasp / Connector: LobsterFinish: PolishedManufacturing Process: CastedManufacturing Process 2: Machine MadeChain Type: RopeChain Type 2: PendantMaterial: GoldPurity: 14K