1.25 x .125 x 420 x 10.5 (Eterna 12824) Automatic
GR3149XAdditional Information
| Swiss Part Description | 1208, 20.100, 20.102, 20100, 20102, 770, 771, 7770, 7771, 7772, MainSpring, Mainsprings |
| Mainspring Height | 1.25 |
| Mainspring Thickness (Strength) | .125, .132 |
| Mainspring Length | 420 |
| Mainspring Barrel Diameter | 10.5, 10.8 |
| Mainspring Type | Auto |
| Eterna Calibre Number | 12824 |
£9.95
EACH
