First production: 1913
Version: 1947
19″‘ (42.10mm)
Height: 8.65mm
Two pushers
Counter: 30min
Split-second
End of production: 1975
La véritable histoire de l'horlogerie suisse
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Calibres Suisses
First production: c. 1963
Version: 1963
13.75″‘ (31.00mm)
Height: 6.82mm
Two pushers
Counter: 30 or 45min
Date
End of production: c. 1970
First production: c. 1955
Version: 1963
13.75″‘ (31.00mm)
Height: 6.82mm
Two pushers
Counter: 30 or 45min
Date
End of production: c. 1970