Here are the weights for 24" chains and 8" bracelets (if your chain is shorter or longer weight will vary). These items are handmade so chains might vary in weight +- 2-3%. 6mm- 36.7g (11.9g bracelet). 8mm- 70.4g (23.6g bracelet). 12mm- 181.8g (62g bracelet).
16mm - 254.2g (88.4g bracelet). 20mm - 425.5g (140.8g bracelet). Very shiny and nicely made! Stamped 925 100% silver so it will never turn your neck green or change color. This chain will last a lifetime... Simply clean it every few months and it will look new again! Let us know if you have any questions!