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Fig. 1

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Fig. 2

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Fig. 3

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Fig. 4

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Fig. 5

AS 1250

Features
automatic (bumper)
sweep second
option: calendar modul

Data
11''', Dm=Do= 24.8mm
H= 5.55mm
F= 0.65mm (backside plate edge)
T= 1.5mm
15/17 jewels
f = 18000 A/h
power reserve 32h

Balance staff U1401

Stem W1138, W1206

Mainspring / battery
Zf924, 1.35 x 7.0 x 0.08 x 220mm

Hands
1.30 x 0.80 x 0.21mm

Comments about the data

Remarks
1940-1953
detached manual wind
if 17 jewels, caps for escape wheel
It is unknown whether a calender module (day, date, month, moon phase) noticed in Juvenia watches was supplied by AS.

family:
1240, 1256, 1346, 1360, 1453: manual wind, 8.75'''
1250: automatic, 11'''

Example, year: signature; shock device
1-3) ca. 1940: Swiss Made - Brevet +, 1250, AS; Shock-Resist
(early sample with bevelled bridges)
4-5) ca. 1945: 8250, Swiss Made, 17 Jewels - Brevet +, 1250, AS; Incabloc

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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