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|Dugena 2310 (Förster 422)|
date: set by changing 23-24h
7.75''', Dm= 17.2mm, Do= 17.5mm
f = 21600 A/h
power reserve 37h
Balance staff U3507
Mainspring / battery
1.15 x 6.0 x 0.075mm
1.20 x 0.70 x 0.20mm
Comments about the data
indirectly driven minute allows a big balance and low profile
barrel with jewel bearings
2307: manual wind
2308: manual wind, date
2310: automatic, date
Example, year: signature; shock device
ca. 1975: BF 42, FB, 21 Jewels; Rufa-Anti-Shock
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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