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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Cyma 334

manual wind
sub second

7.75 x 12''', Dm= 17.5 x 26.8mm
Do= 17.5 x 27.4mm
H= 4.9mm
F= 1.3mm
T= 2.6mm
7/15 jewels
f = 18000 A/h
power reserve 75h

Balance staff U170

Stem W220

Mainspring / battery
Zf857, 1.30 x 13.0 x 0.10mm

1.05 x 0.70 / 0.15mm

Comments about the data

straight lever (ligne angulaire)
indirect minute, hand friction clutch on barrel
ratchet on dial side, crown mechanism with rocker bar
two-layer base plate
near 2nd-wheel bearing a thread for a just-for-fun screw to pretend a separate train bridge

334: 3/4 plate
335: separate train bridge

Example, year: signature; shock device
ca. 1935: ZentRa 110

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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