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Fig. 2

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Fig. 3

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Fig. 4

Certina 230

Features
manual wind

Data
5.75 x 8.5''', Dm= 12.9 x 19.25mm
H= 3.5mm
15/16/17 jewels
f = 18000 A/h
power reserve 46h

Balance staff U672

Stem W672

Mainspring / battery
Zf837, 1.30 x 7.5 x 0.085 x 230mm

Hands
1.05 x 0.55mm

Comments about the data

Example, year: signature; shock device
1-2) ca. 1945: K.F. 230, Swiss Made, 15 Jewels
3-4) ca. 1955: K.F. 230, Swiss Made, 16 Jewels - K.F. 230; 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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