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stem wind and set
18.5''', Dm= 42.0mm, Do= 42.8mm
(winding gear +0.6mm)
f = 18000 A/h
Balance staff U1959
Mainspring / battery
1.80 x 21.5 x 0.20mm
2.00 x 1.20 / 0.22mm
Comments about the data
open face calibre
indirect minute, hand friction clutch on barrel (Roskopf type)
since 1953 steel pallets, 4 jewels
since ca. 1955 jewel pallets, 7 jewels
Example, year: signature; shock device
ca. 1955: Junghans, 24; Junghans-I
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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