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|Dugena 111 (Helvetia 120, Cortebert 654)|
5.75 x 6.75''', Dm= 12.95 x 15.2mm
Do= 12.95 x 15.6mm
f = 18000 A/h
power reserve 37h
Balance staff U2671
Mainspring / battery
Zf905, 1.35 x 6.0 x 0.06 x 210mm
1.00 x 0.45mm
Comments about the data
escapement and winding parts from Helvetia
differences not known between 110, 111
From Helvetia only one variant of this calibre is known, but from Cortebert several; probably another of them was modified by Helvetia exclusively for Dugena.
Example, year: signature; shock device
ca. 1960: *Helvetia*, Swiss Made, 17 Jewels - 3731; Incabloc
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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