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|Dugena 1169 (Otero 722, -742)|
date: set by changing 20:30-24h
11.5''', Dm= 25.6mm, Do= 25.9mm
f = 18000 A/h
power reserve 43h
Balance staff U2937
Mainspring / battery
Zf670, 1.20 x 9.0 x 0.095 x 300mm
1.50 x 0.90 x 0.21mm
Comments about the data
From the generations of the equivalent Otero family single calibes or small families were adopted, meeting the temporary demand. This occasionally lead to various Dugena designations for the same Otero calibre.
Example, year: signature; shock device
ca. 1960: 17 Jewels; Trishock
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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