1.50 x .18 x 420 x 14 Non-Automatic
GR4312Additional Information
| Swiss Part Description | 1208, 20.100, 20.102, 20100, 20102, 770, 771, 7770, 7771, 7772, MainSpring, Mainsprings |
| Mainspring Height | 1.50 |
| Mainspring Thickness (Strength) | 0.18 |
| Mainspring Length | 420 |
| Mainspring Barrel Diameter | 14 |
| Mainspring Type | Non Auto |
| HP Calibre Number | 160 |
| Jaeger Le Coultre Watch or Clock Calibre Number | 487 |
| Unitas Calibre Number | 100, 103, 104, 127, 128, 131, 132, 135, 136, 140, 347, 485, 486, 85, 86, 93, 94, 99 |
| Valjoux Calibre Number | 70 |
£13.90
EACH
