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7.75''', Dm= 17.2mm, Do= 17.5mm
f = 21600 A/h
power reserve 44h
Balance staff U2526
Mainspring / battery
Zf656, 1.20 x 7.5 x 0.085 x 230mm
1.20 x 0.60mm
Comments about the data
indirectly driven minute allows a very big balance
early samples with cap jewel plate, late with Girocap- or Lubrifix combined setting for escapement wheel
2510 : 18000 A/h, setting-lever screw
2510 : 21600 A/h, setting-lever screw
2512-1: 21600 A/h, setting-lever pin
Example, year: signature; shock device
1-2) ca. 1965: XI, 79X, Swiss - Patented; Incabloc
3-4) ca. 1960: J101521, FD, AXU, Lucien Piccard, LP 49B, Swiss, 17 Jewels - Patented; 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.
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