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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Langendorf 1-19'''II

stem wind and set
sub second

18.5''', Dm= 41.65mm, Do= 42.05mm
H= 5.3mm
F= 0.6mm
T= 2.2mm
15 jewels
f = 18000 A/h
power reserve h

Balance staff U245

Stem W266

Mainspring / battery
Zf3423, 1.90 x 17.0 x 0.21 x 490mm

2.05 x 1.20 / 0.18mm

Comments about the data

open face calibre
Langendorf 1 to 160 partially designate movement generations containing calibres with different dimensions.
Longer produced calibres got later a new designation consisting of the width in whole lignes and the old generation number.

1-19'''I: -
1-19'''II: balance and setting-lever spring new
191: balance new, stronger mainspring

Example, year: signature; shock device
ca. 1935: B, Lanco, Swiss Made, 15 Rubis - K, 3
(Langendorf 191)

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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