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|Alpina 807 (Venus 55)|
5.75 x 8.5''', Dm= 12.8 x 19.25mm
Do= 12.8 x 19.55mm
f = 18000 A/h
power reserve 40h
Balance staff U649
Mainspring / battery
Zf470, 1.10 x 7.5 x 0.08 x 250mm
1.20 x 0.60mm
Comments about the data
bimetallic screw balance
brands: A, Festa
807: gold settings, bimetallic balance
808: gold settings, bimetallic balance not cut
Example, year: signature; shock device
ca. 1930: Alpina, 807
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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