1.35 x .09 x 240 x 7.5 Non-Automatic
GR3496Additional Information
| Swiss Part Description | 1208, 20.100, 20.102, 20100, 20102, 770, 771, 7770, 7771, 7772, MainSpring, Mainsprings |
| ETA Calibre Number | 1301, 1304, 1311, 1314 |
| Mainspring Height | 1.35 |
| Mainspring Thickness (Strength) | .09, 0.09 |
| Mainspring Length | 240 |
| Mainspring Barrel Diameter | 7.5 |
| Mainspring Type | Non Auto |
| Becker Calibre Number | 676 |
| Cortebert Calibre Number | 416 |
£11.95
EACH
