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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Certina 17-12

Features
manual wind
sub second

Data
7.75''', Dm= 17.2mm, Do= 17.6mm
H= 3.5mm
F= 0.8mm
T= 1.6mm
17 jewels
f = 19800 A/h

Balance staff U2820

Stem W3145

Mainspring / battery
1.60 x 7.0 x 0.07mm

Hands
1.05 x 0.55mm

Comments about the data

Remarks

family/generations:
17-10: 18000A/h, base plate with mounting flange
17-11: 18000A/h, base plate without mounting flange
17-12: 19800A/h, base plate with mounting flange

Example, year: signature; shock device
ca. 1965: Certina, 17-12, Swiss, 17 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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