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View picture in original size
Fig. 1

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Fig. 2

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Fig. 3

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Fig. 4

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Fig. 5

Dugena 1040 (Otero 48)

Features
automatic
sweep second

Data
11.5''', Dm= 25.6mm, Do= 26.0mm
rotor revolution circle D= 26.5mm
H= 6.35mm
(rotor hub +0.35mm)
F= 1.3mm
T= 2.0mm
25 jewels
f = 18000 A/h
power reserve 45h

Balance staff U2127

Stem W2308

Mainspring / battery
1.40 x 9.5 x 0.095mm

Hands
1.40 x 0.80 x 0.19mm

Comments about the data

Remarks
jewel-bearing rotor
sophisticated excenter self-winding mechanism with just one gear stage (Fig.2, 4)
easy to operate rotor lock (Fig.5)
early samples: slip spring
late samples: fixed mainspring, friction clutch on pawl wheel

family:
1040: 11.5''', automatic
1041: 11.5''', automatic, date
1159: 10.5''', manual wind, date
1162: 10.5''', manual wind
1163: 11.5''', manual wind, date

Example, year: signature; shock device
ca. 1955: Epora Automat, 25 Jewels; Monorex
(Otero 48)

© V05 G00 B01 U03 K00 K09 A05 A10 A12 A14 L02 W01 W03 D02 H00 F02

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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