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View picture in original size
Fig. 1

Durowe 371 (INT)

Features
manual wind
sweep second

Data
10.5''', Dm= 23.3mm
17 jewels
f = 21600 A/h
power reserve 40h

Balance staff U3224

Stem W2404 / W2875
thread 1.1mm/0.9mm

Mainspring / battery
Zf943, 1.35 x 9.5 x 0.10 x 315mm

Hands
1.50 x 0.90mm

Comments about the data

Remarks

family:
sweep second 10.5''':
371 : -
371-1: 12h- and 24h display
371-2: date
371-3: day, date
sub second 11.5''':
390 : -
390-1: 12h- and 24h display
390-2: date
390-3: day, date
sweep second 11.5''':
391 : -
391-1: 12h- and 24h display
391-2: date
391-3: day, date
391-4: minute stop feature

Example, year: signature; shock device
ca. 1960: Paul Garnier, 21600, 17 Jewels; Duro-Swing
(Durowe 391-4, 11.5''')

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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