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Archive: Watch Movements
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Longines 12.68Z
Features
manual wind
sub second
Data
12''', Dm= 27mm
H= 4.25mm
17/17 jewels
f = 18000 A/h
power reserve 40h
Remarks
1938-
early samples with bimetalic balance
Example, year: signature; shock device
1-2) 1940: 60808488, Longines - Longines
(bimetalic balance)
3-4) 1955: 9640635, Longines, Swiss, 17 Jewels - Longines; Incabloc
5: 768741 6: 563584 7: 622803
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Dr. Roland Ranfft
Im Eichfeld 8
41844 Wegberg-Wildenrath
Germany
phone +49 (0)2432 491604
fax +49 (0)2432 491605
email:
info@ranfft.de
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