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stem wind and set
19''', Dm= 42.95mm, Do= 43.65mm
f = 18000 A/h
power reserve 38h
Balance staff U1872
1.90 x 1.00 / 0.24mm
Comments about the data
open face calibre
bimetallic screw balance with 4 adjustment screws
differences not known between 409, 413
409: open face
413: open face, hack feature
1115: open face
H= 5.6...5.7mm, different bridge layout:
1109: open face
Example, year: signature; shock device
ca. 1925: 666185, Alpina, 413
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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