Junghans J69, updated 19.03.2020
Junghans
Indestructible watch
1932 - 1937
Open face
J69F, Foreign J69 for Ingersoll
20'''
45,12 mm
8,9 mm
18000 A/h
36 h
U374, 429
W1709, 1714
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
Kind:
Production:
Type:
Variants:
Size:
Diameter:
Height:
f:
Power reserve:
Balance staff:
Stem:
Mainspring:
Reference picture:
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.