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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Alpina 293 (Moeris 19'''D)

stem wind and set
sub second

19''', Dm= 42.5mm, Do= 43.3mm
H= 4.15mm
F= 0.4mm
T= 2.1mm
15 Jewels
f = 18000 A/h
power reserve 33h

Balance staff U1079

Stem W1578

Mainspring / battery
Zf3045, 1.50 x 17.0 x 0.21 x 490mm

2.00 x 1.10 / 0.20mm

Comments about the data

open face calibre
set-lever spring between plates
Breguet hairspring
differences not known between 293, 1721

open face / hunter respectively:
291/292 : H= 5.25mm, Breguet hairspring
293/294 : H= 4.14mm, Breguet hairspring
1719/1720: H= 5.25mm, flat- or Breguet hairspring
1721/1722: H= 4.14mm, flat- or Breguet hairspring

Example, year: signature; shock device
ca. 1935: Alpina, 291
(Alpina 291, H=5.25mm)

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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