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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Dubois 16'''

stem wind and pin set
sub second

16''', Dm= 35.75mm, Do= 36.3mm
H= 6.1mm
F= 0.8mm
T= 3.0mm
6/10 jewels
f = 18000 A/h
power-reserve 40h

1.80 x 0.60 / 0.28mm

Comments about the data

open face calibre
cylinder escapement

Kathleen H. Pritchard assigns the mark with DB between 3 fir trees (registered in 1895) to Philippe Dubois & Fils Le Locle, today DuBois & Fils.

Example, year: signature; shock device
ca. 1905: Dubois (DB between 3 fir trees), Déposé - 7095 24

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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