1.30 x .07 x 240 x 6.5 Automatic
GR3187XAdditional 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) | .07, 0.07 |
| Mainspring Length | 240 |
| Mainspring Barrel Diameter | 6.5 |
| Mainspring Type | Auto |
| Eterna Calibre Number | 1402, 1403 |
£7.30
EACH