1.50 x .065 x 180 x 5.5 Non-Automatic
GR4047Additional Information
| AS Calibre Number | 973 |
| Swiss Part Description | 1208, 20.100, 20.102, 20100, 20102, 770, 771, 7770, 7771, 7772, MainSpring, Mainsprings |
| Mainspring Height | 1.50 |
| Mainspring Thickness (Strength) | 0.065 |
| Mainspring Length | 180 |
| Mainspring Barrel Diameter | 5.5 |
| Mainspring Type | Non Auto |
| Felsa Calibre Number | 290, 291, 372, 372N, 373, 373N, 374, 53 |
| GP Calibre Number | 61 |
£7.30
EACH
