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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Zenith 40

Features
manual wind
sub second

Data
12''', Dm= 26.75mm, Do= 27.25mm
H= 3.8mm
F= 0.85mm
T= 1.6mm
17 jewels
f = 18000 A/h
power reserve 47h

Balance staff U2018

Stem W2219

Mainspring / battery
1.55 x 10.5 x 0.10mm

Hands
1.28 x 0.74 / 0.16mm

Comments about the data

Remarks
1955-1960, 156000
Kif-Duofix combined settings for escapement wheel

family/generations:
screw balance, fixed stud carrier:
126: sub second
126-5: sweep second
126-6: sub second, Incabloc
126-5-6: sweep second, Incabloc
126-P: "Mouvement pincé"
suffix B: cam disc regulator
smooth moving regulator, simplified setting works:
40: sub second, Incabloc
ring balance, mobile stud carrier:
40T: sub second, Incabloc

Example, year: signature; shock device
1956: 4579624, Zenith, Swiss Made, 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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