Junghans pocket watch, movement J33 - Helicopters, pocket watches, helicopter flight simulation, tools, techniques and more.

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Junghans pocket watch, movement J33

Junghans
Kind:
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f:
Power reserve:
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Quality watch
1923 - 1930
Open face
J33, J33a, J33b, J33c
18,5'''
41,4 mm
6,0 mm
18000 A/h
40 h
U418
W300
Zf3641
F.W.S 1942 page 17
49 x 66 mm
7/15
Junghand catalog 1923 text:

Bridge movement, are adjusted in different temperatures, hanging and lying, down to a few seconds, 15 jewels, Breguet compensating hair spring, lever escapement with visible jewels, double safety roller, gilt plates.

basic model
J33   - 15 jewels, Breguet compensating hairspring
later
J33a -   7 jewels, Breguet compensating hairspring
J33b - 15 jewels, Breguet compensating hairspring
J33c - 15 jewels, cut compensation balance

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