1.30 x .12 x 280 x 9 Non-Automatic
GR3309Additional Information
| Swiss Part Description | 1208, 20.100, 20.102, 20100, 20102, 770, 771, 7770, 7771, 7772, MainSpring, Mainsprings |
| Mainspring Height | 1.30 |
| Mainspring Thickness (Strength) | 0.12 |
| Mainspring Length | 280 |
| Mainspring Barrel Diameter | 9 |
| Mainspring Type | Non Auto |
| Gruen Calibre Number | 610, 796, 797 |
| Lanco Calibre Number | 1160 |
| Roamer Calibre Number | 320 |
£7.30
EACH
