Attributes:Appx Weight in Grams by Width/Length: (each item will vary slightly)1.3 mm width: 7in=0.9, 8in=1.03, 9in=1.15, 10in=1.28, 16in=2.04, 18in=2.3, 20in=2.56, 22in=2.82, 24in=3.08, 30in=3.851.5 mm width: 7in=1.24, 8in=1.41, 9in=1.58, 10in=1.76, 16in=2.81, 18in=3.15, 20in=3.5, 22in=3.85, 24in=4.2, 30in=5.261.8 mm width: 7in=1.64, 8in=1.87, 9in=2.11, 10in=2.34, 16in=3.74, 18in=4.21, 20in=4.68, 22in=5.15, 24in=5.62, 30in=7.022.3 mm width: 7in=2.63, 8in=2.93, 9in=3.25, 10in=3.58, 16in=5.43, 18in=6.05, 20in=6.82, 22in=7.29, 24in=7.91, 30in=9.052.5 mm width: 7in=3.65, 8in=4.16, 9in=4.68, 10in=5.2, 16in=8.32, 18in=9.35, 20in=10.4, 22in=11.43, 24in=12.47, 26in=13.5, 28in=14.54, 30in=15.593 mm width: 7in=4.99, 8in=5.7, 9in=6.41, 10in=7.13, 16in=11.39, 18in=12.82, 20in=14.25, 22in=15.67, 24in=17.09, 26in=18.5, 28in=19.93, 30in=21.374.3 mm width: 7in=8.88, 8in=10.15, 9in=11.42, 18in=22.84, 20in=25.38, 22in=27.65, 24in=30.46, 26in=32.99, 30in=38.074.5 mm width: 7in=12.02, 8in=13.73, 9in=15.44, 18in=26.86, 20in=34.31, 22in=37.75, 24in=41.18, 26in=36.99, 30in=43.585 mm width: 7in=12.02, 8in=13.73, 9in=15.44, 18in=30.87, 20in=34.31, 22in=37.75, 24in=41.18, 26in=45.99, 30in=52.88Other Specs:Clasp / Connector: LobsterFinish: PolishedChain Type: RopeMaterial: Sterling SilverPurity: 925
