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stem wind and set
17.5''', Dm= 39.3mm, Do= 40.0mm
f = 18000 A/h
Balance staff Ronda 2308
Stem Ronda 1042, 1098
1.75 x 1.12 / 0.24mm
Comments about the data
open face calibre
except varying bridge layouts no differences known between 17.5'''5, 750-753
Example, year: signature; shock device
ca.1935: Prinzip Y, Ref.753 - 17935147
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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