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View picture in original size
Fig. 1

Cyma 371

Features
stem wind and set
sub second

Data
13''', Dn= 29.33mm
6/15 jewels
f = 18000 A/h

Balance staff U891

Stem W919

Mainspring / battery
Zf1326, 1.60 x 10.5 x 0.12 x 320mm

Hands
1.60 x 0.95mm

Comments about the data

Remarks
open-face calibre
differences not known between 13'''B, 370, 371

Example, year: signature; shock device
ca. 1930: Cyma, TWCo (Tavannes Watch Co), Tacy Watch Co, 2 Adjs, Swiss, 6 Jewels
(Cyma 370, hunter)

© R. van Rijn

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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