Diamond balance
1877
Diamond balance, with weights and accessories
1800-1810
Large diamond scales by Charles de Grave
1788-1799
Cased set of jeweller's scales, signed "John Snart"
1700-1710
Persian equal-arm balance, 1800-1810
1800-1810
Case of Dutch Jeweller's Scales and Carat weights
1676
Scales for weighing precious stones
1620-1640
Case of W. and T. Avery's Diamond scales and Weights
1817-1877
Small diamond scales with weights and forceps
1800-1810