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12''', Dm= 26.9mm, Do= 27.55mm
(cocks, winding gear + 0.5mm)
f = 18000 A/h
power reserve 40h
Balance staff U1345
Stem W2099 / W2251wd
Mainspring / battery
1.60 x 13.5 x 0.11mm
1.88 x 1.32mm x 0.30mm
(bushing 0.8mm on second-hand post, hand without tube)
Comments about the data
indirect minute, hand friction clutch on barrel (Roskopf type)
54/0: pointed balance, 0 jewels
54/4: pivot balance, 4 jewels
54/6: pivot balance, 6 jewels
54/7: pivot balance, 7 jewels
suffixes a, b, c: minor differences
Example, year: signature; shock device
ca. 1950: vb, Kienzle, 54/4b; Kienzle
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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