2.50 x .18 x 540 x 16 Non-Automatic
GR6671Additional Information
| Swiss Part Description | 1208, 20.100, 20.102, 20100, 20102, 770, 771, 7770, 7771, 7772, MainSpring, Mainsprings |
| Mainspring Height | 2.50 |
| Mainspring Thickness (Strength) | 0.18 |
| Mainspring Length | 540 |
| Mainspring Barrel Diameter | 16 |
| Mainspring Type | Non Auto |
| Gruen Calibre Number | 724 |
| Omega Calibre Number | 18.003, 18SPB |
£14.85
EACH
