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stem wind and set
18.5''', Dm= 41.25mm
(winding gear +0.05mm)
f = 18000 A/h
power reserve 32h
Balance staff U397
Mainspring / battery
Zf3148, 1.60 x 17.0 x 0.21 x 490mm
1.82 x 1.18 x 0.28mm
Comments about the data
48: open face calibre
48b: open face calibre, hack feature
49: hunter calibre
suffix /1: separate escape-wheel cock
Example, year: signature; shock device
1930: 37727, Junghans 49/1 - 5458
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.
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