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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Record 19''' hunter

stem wind and set
sub second

19''', Dm= 42.0mm, Do= 43.0mm
H= 6.2mm
F= 0.55mm
T= 2.5mm
15 jewels
f = 18000 A/h
power-reserve 33h

2.00 x 1.15 / 0.22mm

Comments about the data

hunter calibre
two-part crown wheel with big bearing
This detail is easy to recognise, because the crown-wheel screw head rotates during winding.
Attention: This screw is right handed.
stem mechanism without setting-lever spring
bimetallic screw balance with 4 adjustment screws
Breguet hairspring
Reed's regulator
several bridge layouts (cf. open face)

Example, year: signature; shock device
ca. 1920: Record W. Co, Importe de Suisse, A - 464453

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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