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stem wind and set
18.5''', Dm= 40.95mm, Do= 41.5mm
f = 18000 A/h
2.00 x 1.15 / 0.28mm
Comments about the data
open face calibre
two-part crown wheel with big bearing
This detail is easy to recognise, because the crown-wheel screw head rotates during winding.
Attention: This screw is right handed.
Example, year: signature; shock device
1933: 23619 (under barrel bridge) - 23347
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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