2.40 x .21 x 700 x 20 Non-Automatic
GR6589Additional Information
| Swiss Part Description | 1208, 20.100, 20.102, 20100, 20102, 770, 771, 7770, 7771, 7772, MainSpring, Mainsprings |
| Mainspring Height | 2.40 |
| Mainspring Thickness (Strength) | 0.21 |
| Mainspring Length | 700 |
| Mainspring Barrel Diameter | 20 |
| Mainspring Type | Non Auto |
| Liga Calibre Number | 229, 298, 315 |
| Reconvillier Calibre Number | 138, 4310, 4320, 4330 |
£7.30
EACH
