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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Donar 19''' (FHF 19'''H5.45)

Features
stem wind and pin set
sub second

Data
19''', Dm= 42.3mm, Do= 42.95mm
H= 5.45mm
(balance bearing +0.6mm)
F= 0.7mm
T= 2.5mm
15 jewels
f = 18000 A/h
power-reserve 44h

Balance staff U1108

Mainspring / battery
Zf3148, 1.60 x 17.0 x 0.21 x 490mm

Hands
1.85 x 0.53 / 0.28mm

Comments about the data

Remarks
open face calibre
bimetallic screw balance with 4 adjustment screws
Breguet hairspring
bridge layout probably only for Donar 19'''

Example, year: signature; shock device
ca. 1910: 106904, Donar, Deposť

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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