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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Alpina 819 (Rolex 600)

manual wind
sub second

9.75''', Dm= 21.7mm, Do= 22.0mm
H= 3.65mm
F= 0.4mm
T= 1.8mm
15 jewels
f = 18000 A/h
power reserve 42h

Balance staff U3024 / U1685 / 2841
collet-pivot: 0.40-0.07mm / 0.40-0.08mm / 0,55-0.08mm

Stem W2349 / W2350 / W2994
thread 1.0 / 1.1 / 0.9mm

Mainspring / battery
1.40 x 9.0 x 0.09mm

1.3 x 0.75 / 0.18mm

Comments about the data

1922- (Aegler)
Alpina Gruen Gilde 1929-1937
bimetallic screw balance, Breguet hairspring
identical movements Alpina 819, Gruen 819, Rolex 600
manufacturer: Aegler (Rolex)

Swiss Patent 97101:
design of the stem mechanism
filed 08-02-1921 by Aegler S.A. Rolex Watch Co., Bienne (CH)

Example, year: signature; shock device
ca. 1930: 1735137, 819 Gruen Guild, Switzerland, 4 Adjts, 15 Jewels - 5137, Patent+97101
(Gruen 819)

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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