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8 x 9''', Dm= 18.6 x 20.8mm
f = 18000 A/h
power reserve 44h
Balance staff U1713
Mainspring / battery
Zf1202, 1.50 x 8.5 x 0.09 x 280mm
1.20 x 0.65 / 0.15mm
Comments about the data
bimetallic screw balance
differences not known between 865, 868, 870, 874
871 with indirect sweep second
Example, year: signature; shock device
ca. 1935: GXI, 25236, Gotham Watch Co Inc, XMLK, Swiss, 17 Jewels - ETA
(ETA 865, sub second)
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.
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