Junghans J69
- Kind:
- Indestructible watch
- Production:
- 1932 - 1937
- Type:
- Open face
- Variants:
- J69F, Foreign J69 for Ingersoll
- Size:
- 20"
- Diameter:
- 45,12 mm
- Height:
- 8,9 mm
- f:
- 18000 A/h
- Power reserve:
- 36h
- Balance staff:
- U374, 429
- Stem:
- W1709, 1714
- Mainspring:
- Zf 2,01 x 0,71 mm
- Reference picture:
- FW.S 1942 page 20
Junghans catalog 1936
Pillar movement, 3/4 plate, Pin pallet lever, removable lever and balance bridges, interchangeable spring barrel, pivot balance, stem-set |  |
 |  |
