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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Damas 23 (Beguelin, BTC)

Features
stem wind and set
sub second

Data
16.5''', Dm= 37.0mm, Do= 37.7mm
H= 4.5mm
F= 0.5mm
T= 2.0mm
15/17 jewels
f = 18000 A/h
power-reserve 38h

Balance staff U915

Stem W1412

Mainspring / battery
Zf3017, 1.50 x 15.0 x 0.19 x 430mm

Hands
1.85 x 1.05 / 0.21mm

Comments about the data

Remarks
open face calibre
Breguet hairspring
option: bimetallic screw balance

Example, year: signature; shock device
ca. 1930: Damas*** - 46219

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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