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|Alpina 625 (Venus 75)|
10.5''', Dm= 23.3mm
f = 18000 A/h
power reserve 47h
Balance staff U141
Mainspring / battery
Zf1469, 1.80 x 9.0 x 0.10 x 290mm
1.40 x 0.80 / 0.18mm
Comments about the data
bimetallic screw balance
The calibre was used rather long, later also with the modern layout of the Venus 75 with triangular train cock.
615: sub second, monometallic balance
625: sub second, bimetallic balance
680: sweep second, monometallic balance
Example, year: signature; shock device
ca. 1920: Alpina
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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