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View picture in original size
Fig. 1

View picture in original size
Fig. 2

AS 1637

manual wind
sweep second

13''', Dm= 29.0mm, Do= 29.4mm
H= 4.5mm
F= 1.0mm
T= 1.8mm
17 jewels
f = 18000 A/h
power reserve 38h

Balance staff U2452 / U3129
for balance with/without screws

Stem W2539

Mainspring / battery
Zf1251, 1.50 x 11.5 x 0.14 x 330mm

1.50 x 0.90 x 0.21mm

Comments about the data

so called Wehrmachtswerk (army movement)
differences not known between 1604, 1637

Example, year: signature; shock device
ca. 1955: Swiss, 3 Adjustments, 17 Jewels; Incabloc
(AS 1604)

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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