Attributes:LobsterPolishedSolidSterling silverAppx Weight in Grams by Width/Length: (each item will vary slightly)8 mm width: 7 in = 17.01 gr, 8 in = 19.07 gr, 9 in = 21.62 gr, 16 in = 39.62 gr, 18 in = 43.38 gr, 20 in = 48.38 gr, 22 in = 53.34 gr, 24 in = 57.4 gr, 26 in = 62 gr, 28 in = 68.03 gr, 30 in = 72.56 gr, 36 in = 87.8 gr9 mm width: 8 in = 24.46 gr, 9 in = 27.65 gr, 18 in = 54.27 gr, 20 in = 62.14 gr, 22 in = 68.71 gr, 24 in = 73.65 gr, 26 in = 79.43 gr, 28 in = 85.72 gr, 30 in = 92.67 gr10.75 mm width: 8 in = 35.56 gr, 9 in = 39.94 gr, 18 in = 84.81 gr, 20 in = 90.62 gr, 22 in = 100.36 gr, 24 in = 114.24 gr, 26 in = 117.85 gr, 28 in = 130.68 gr13.5 mm width: 8 in = 48.9 gr, 9 in = 56.03 gr, 20 in = 122.77 gr, 22 in = 134.31 gr, 24 in = 147.16 gr, 26 in = 162.5 gr, 28 in = 171.61 gr15 mm width: 8 in = 66.5 gr, 9 in = 72.87 gr, 20 in = 165.08 gr, 22 in = 183.94 gr, 24 in = 197.93 gr, 26 in = 216.86 gr, 28 in = 234.47 grOther Specs:Clasp / Connector: LobsterFinish: PolishedGender: Men'sManufacturing Process: CastedChain Type: FigaroMaterial: Sterling SilverPurity: 925