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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Tissot 17.5-1

Features
manual wind
sub second

Data
7.75 x 9.25''', Dm=Do= 17.5 x 21.05mm
(rests on corners to fit cases for round 9.75''' movements)
H= 3.75mm
F= 1.3mm
T= 1.8mm
15/17 jewels
f = 19800 A/h
power-reserve 41h

Balance staff U1992

Stem W2212

Hands
1.23 x 0.66 / 0.16mm

Comments about the data

Remarks
1940-1956

family/generations:
17.5-1 : sub second, Incabloc
17.5-21: sweep second, Incabloc
17.5-3 : sub second, Shock Resist
17.5-23 : sweep second, Shock Resist

Example, year: signature; shock device
1948: 2013097, 17·5·1, Chs Tissot & Fils, Swiss, 15 Jewels; Incabloc

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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