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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Favor 250

Features
manual wind
sub second

Data
8.5 x 11''', Dm= 19.05 x 25.0mm
Do= 19.05 x 25.5mm
H= 3.8mm
F= 0.9mm
T= 1.9mm
15 jewels
f = 18000 A/h
power reserve 40h

Balance staff U1343

Stem W1122

Mainspring / battery
Zf953, 1.35 x 9.5 x 0.11 x 290mm

Hands
1.25 x 0.65 / 0.21mm

Comments about the data

Remarks

This calibre is mostly listed under Tschudin. Nevertheless Bestfit and Quickfit list it under Favor, and both will have known, where to buy the parts they distributed. Here the calbre is listed under both brands in parallel to simplify searching.

family/generations:
250: sub second
250S: sweep second
250S new: sweep second cock modified

Example, year: signature; shock device
ca. 1945: 250
(Tschudin 250)

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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