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|Junghans J71 old|
stem wind and set
17''', Dm= 36.0mm, Do= 38.7mm
f = 18000 A/h
Balance staff U375
Mainspring / battery
2.30 x 15.0 x 0.21mm
1.83 x 0.54 / 0.25mm
Comments about the data
open face calibre
ratchet on dial side, crown mechanism with rocker bar
later 6.75x8''' calibre with same designation
Example, year: signature; shock device
ca. 1940: 71
Not for Sale!
The movements presented in this caliber finder are not for sale. This is only a data sheet for identification and evaluation of the movement calibre, as well as for approximate dating.
|bidfun-db 21.3 © 02-08-15, mtr-Ranfft|
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