Number of diamonds | 43 |
Diameter | 34mm |
Thickness | 4.75mm |
Time-keeping duration | over 100 hours |
Precision | less than 60 seconds |
Number of parts | 211 |
Function | hand-winding; dual-pin escapement speed regulator and differential gear train offset error by the means of compensation; screw balance; free sprung balance; gold chaton. |