1932 - 1937
J69F, Foreign J69 for Ingersoll
Zf 2,01 x 0,71 mm
F.W.S 1942 page 20
Junghans catalog 1936 text:
Pillar movement, 3/4 plate, Pin pallet lever, removable lever and balance bridges, interchangeable spring barrel, pivot balance, stem-set
Here is a very special version of the J69 movement used in a "digital" pocket watch. Page from the Junghans catalog 1936/1937.
The watch was produced from 1932.