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Fig. 9

Record 6 hunter

Features
stem wind and set
sub second

Data
18.5''', Dm= 41.0mm, Do= 41.95mm
H= 5.1...5.25mm
F= 0.5...0.8mm
T= 2.4mm
(T= 2.2mm, if two-part crown wheel)
15/17 jewels
f = 18000 A/h
power reserve 36h

Balance staff U963

Stem W1461

Mainspring / battery
Zf3337, 1.80 x 17.0 x 0.21 x 490mm

Hands
2.00 x 1.16 / 0.22mm

Comments about the data

Remarks
hunter calibre
stem mechanism without setting-lever spring
Optionen:
several bridge layouts
bimetallic screw balance (Fig.1)
Breguet hairspring (Fig.1)
pressed in minute-wheel bearing (Fig.5)
two-part crown wheel (Fig.7-9)
attention: The screw for the two-part crown wheel is right handed. This detail is easy to recognise, because the screw head rotates during winding.

Example, year: signature; shock device
1-2) ca. 1910: - 583433
(H= 5.25mm)
3-4) ca. 1915: 660190 - 660172
(H= 5.1mm)
5-6) 1917: 262704 (2627C4?) - 262440
(H= 5.2mm)
7-9) ca. 1915: - 633167
(H= 5.15mm)

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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