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View picture in original size
Fig. 1

View picture in original size
Fig. 2

AS 740

Features
manual wind
sub second
option: digital display: minute, jumping hour

Data
10.5''', Dm= 23.3mm
1 jewels
f = 18000 A/h
power-reserve h

Balance staff Cyl. 0.75 x 3.54 x 0.73mm

Stem W937

Mainspring / battery
Zf1131, 1.45 x 9.0 x 0.11 x 260mm

Hands
1.50 x 0.80mm

Comments about the data

Remarks
cylinder escapement

Example, year: signature; shock device
ca. 1930: Swiss Made - Swiss

© R. van Rijn

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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