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Fig. 1

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Fig. 2

Laco 445 (ETA 746)

manual wind

4.5 x 10''', Dm= 10.1 x 22.6mm
H= 3.6mm
15/17 jewels
f = 18000 A/h
power reserve 31h

Balance staff U1173

Stem W957

Mainspring / battery
Zf1009, 1.40 x 7.0 x 0.07 x 245mm

0.95 x 0.55mm

Comments about the data

Example, year: signature; shock device
ca. 1940: - ETA
(ETA 746)

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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