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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Buren 381

Features
manual wind
sub second

Data
11.5''', Dm= 25.6mm
H= 3.85mm
7/15/17 jewels
f = 18000 A/h
power reserve 41h

Balance staff U1852

Stem W2131

Mainspring / battery
Zf1322, 1.60 x 10.0 x 0.10 x 350mm

Hands
1.40 x 0.70 / 0.20mm

Comments about the data

Remarks
1953-

family:
380: plane base plate, sub second
381: bevelled base plate, sub second
382: calendar, sub second
382: calendar, sweep decond

Example, year: signature; shock device
ca. 1955: Buren Gand Prix, Swiss Made, 15 Jewels - BAA

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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