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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Aurore-Villeret 391

Features
manual wind
sub second

Data
7.75''', Dm= 17.2mm, Do= 17.5mm
H= 3.3mm
F= 0.4mm
T= 1.4mm
15 jewels
f = 18000 A/h
power-reserve 43h

Balance staff U515

Stem W547

Mainspring / battery
Zf1183, 1.50 x 7.0 x 0.07 x 250mm

Hands
1.20 x 0.60 / 0.18mm

Comments about the data

Remarks
differences not known between 12, 39, 390, 391

family:
12, 39, 390, 391: sub second
392, 393: sweep second

Example, year: signature; shock device
ca. 1950: AV, 391, Cortebert***, Cal. 449, 15 Rubis - Cort

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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