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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Alpina 811 (ETA 651)

Features
manual wind

Data
4.5 x 10.25''', Dm= 10.0 x 22.7mm
Do= 10.0 x 23.1mm
H= 3.6mm
F= 1.9mm
T= 1.9mm
15 jewels
f = 18000 A/h

Balance staff U1172

Stem W956

Mainspring / battery
Zf558, 1.15 x 6.5 x 0.07 x 210mm

Hands
1.1 x 0.60mm

Comments about the data

Remarks
differences not known between 810, 811

Example, year: signature; shock device
ca. 1935: 651 - ETA
(ETA 651)

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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