Attributes:Fancy lobsterPolishedSolidSterling silverAppx Weight in Grams by Width/Length: (each item will vary slightly)3.15 mm width: 7 in = 4.74 gr, 8 in = 5.16 gr, 18 in = 11.25 gr, 20 in = 12.54 gr, 22 in = 13.51 gr, 24 in = 15.25 gr, 26 in = 16.44 gr, 30 in = 17.18 gr3.5 mm width: 7 in = 6.14 gr, 8 in = 7.23 gr, 18 in = 15.81 gr, 20 in = 17.38 gr, 22 in = 19.01 gr, 24 in = 21.31 gr, 26 in = 22.47 gr, 30 in = 25.95 gr5 mm width: 7 in = 8.63 gr, 8 in = 9.87 gr, 18 in = 22.47 gr, 20 in = 25.17 gr, 24 in = 29.88 gr6.4 mm width: 7 in = 13.25 gr, 8 in = 15.35 gr, 18 in = 34.37 gr, 20 in = 43.5 gr, 24 in = 50.02 gr10.6 mm width: 8 in = 23.96 gr, 9 in = 27.05 gr, 20 in = 61.07 gr, 22 in = 67.77 gr, 24 in = 74.84 gr, 26 in = 79.5 gr12.3 mm width: 8 in = 32.52 gr, 9 in = 37.44 gr, 20 in = 82.17 gr, 22 in = 88.57 gr, 24 in = 100.48 gr, 26 in = 111.92 gr13 mm width: 8 in = 38.48 gr, 9 in = 40.25 gr, 20 in = 94.48 gr, 22 in = 109.86 gr, 24 in = 116.39 gr, 26 in = 123.74 gr14 mm width: 8 in = 48.29 gr, 9 in = 49.92 gr, 20 in = 122.24 gr, 22 in = 139.35 gr, 24 in = 152.4 gr, 26 in = 163.33 grOther Specs:Clasp / Connector: Lobster (Fancy)Finish: PolishedChain Type: CurbMaterial: Sterling SilverPurity: 925