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View picture in original size
Fig. 1

View picture in original size
Fig. 2

FHF 1144, 10.5'''

manual wind
sub second
option: no second

10.5''', Dm= 23.3mm, Do= 23.65mm
H= 3.9mm
F= 0.45mm
T= 1.6mm
15/17 jewels
f = 18000 A/h

Balance staff Ronda 1033

Mainspring / battery
Zf1132, 1.45 x 9.5 x 0.11 x 290mm

1.22 x 0.68mm

Comments about the data

bimetallic screw balance

Swiss Patent 51482:
filed 05-03-1910, FHF, Fabrique d'Horlogerie de Fontainemelon (CH)
setting mechanism without setting-lever spring

Example, year: signature; shock device
ca. 1920: Vertex, Swiss Made - 1 89, +51482

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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