Attributes:LobsterPolishedSterling silverAppx Weight in Grams by Width/Length: (each item will vary slightly)4.5 mm width: 7 in = 4.2 gr, 8 in = 4.64 gr, 9 in = 5.21 gr, 16 in = 8.8 gr, 18 in = 10 gr, 20 in = 10.84 gr, 22 in = 11.96 gr, 24 in = 12.81 gr5.75 mm width: 7 in = 6.3 gr, 8 in = 7.21 gr, 9 in = 7.84 gr, 16 in = 13.36 gr, 18 in = 15 gr, 20 in = 16.87 gr, 22 in = 18.32 gr, 24 in = 19.58 gr7.8 mm width: 7 in = 8 gr, 8 in = 9.39 gr, 9 in = 10.2 gr, 16 in = 17.59 gr, 18 in = 20.27 gr, 20 in = 22.48 gr, 22 in = 24.47 gr, 24 in = 26.45 gr8 mm width: 7 in = 10.73 gr, 8 in = 12.05 gr, 9 in = 13.5 gr, 16 in = 24.24 gr, 18 in = 26.24 gr, 20 in = 28.52 gr, 22 in = 31.88 gr, 24 in = 33.82 gr8.5 mm width: 7 in = 13.42 gr, 8 in = 14.55 gr, 9 in = 16.46 gr, 18 in = 32.41 gr, 20 in = 35.67 gr, 22 in = 39.44 gr, 24 in = 43.58 gr9.75 mm width: 8 in = 19.08 gr, 9 in = 23.18 gr, 18 in = 41.58 gr, 20 in = 47.45 gr, 22 in = 51.5 gr, 24 in = 55.68 gr11.75 mm width: 8 in = 28.87 gr, 9 in = 32.82 gr, 20 in = 70.38 gr, 22 in = 76.19 gr, 24 in = 86.08 gr14 mm width: 9 in = 48.33 gr, 20 in = 103.2 gr, 22 in = 112.96 gr, 24 in = 119.81 grOther Specs:Clasp / Connector: LobsterFinish: PolishedGender: Men'sManufacturing Process: CastedChain Type: CurbMaterial: Sterling SilverPurity: 925