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12.75''', Dm= 28.8mm, Do= 29.4mm
f = 18000 A/h
Balance staff U2189
Stem W2323 / W3057
for wrist/pocket watch
Mainspring / battery
Zf1404, 1.70 x 11.5 x 0.13 x 360mm
1.40 x 0.85 / 0.18mm
Comments about the data
1955-1967, >100000 (all versions)
some thousands of the Unima versions as chronometer
120: sub second, Reed's regulator
120SC: sweep second, Reed's regulator
120B: sub second, simple regulator
120BSC: sweep second, simple regulator
Example, year: signature; shock device
ca. 1960: B, 120, BI; 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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