1.45 x .11 x 340 x 10 Automatic
GR39841XAdditional Information
| Swiss Part Description | 1208, 20.100, 20.102, 20100, 20102, 770, 771, 7770, 7771, 7772, MainSpring, Mainsprings |
| Mainspring Height | 1.45 |
| Mainspring Thickness (Strength) | .11, 0.11 |
| Mainspring Length | 340 |
| Mainspring Barrel Diameter | 10 |
| Mainspring Type | Auto |
| Felsa Calibre Number | 699, 760 |
£17.25
EACH