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8.75''', Dm= 19.4mm, Do= 19.7mm
f = 18000 A/h
power reserve 43h
Balance staff U761/U1268
hairspring collet 0.5/0.55mm
Mainspring / battery
Zf1310, 1.60 x 8.0 x 0.085 x 265mm
1.20 x 0.60 / 0.18mm
Comments about the data
differences not known between 220-223, 225
210-214: H= 3.0mm, sub second
210-214: H= 3.0mm (base), sweep second
220-225: H= 3.45mm, sub second
220A, 222A: H= 3.45mm (base), sweep second
Example, year: signature; shock device
ca. 1955: Swiss Made, 17 Jewels - DH; 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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