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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Kienzle 051N/53

manual wind
sub second

12''', Dm= 26.8mm, Do= 27.1mm
H= 4.5mm
F= 0.4mm
T= 2.4mm
0 jewels
f = 18000 A/h
power reserve 34h

Balance staff U2908

Stem W3159

Mainspring / battery
1.80 x 10.5 x 0.13mm

1.66 x 0.88 / 0.21mm

Comments about the data

pin lever escapement
ratchet on dial side, crown mechanism with rocker bar

dial screws or -feet:
051N/50: -
051N/52: date
051N/53: sub second
only dial feet, screw for stem bearing accessible:
051a50: -
051a52: date
051a53: sub second
051a54: details unknown
rocker and rocker-spring new:
051b53: sub second
minor modifications base plate:
051c53: sub second
nickel plated, many detail modifications:
051d53: sub second, option: digital display
minor modifications base plate:
051e53: sub second, option: digital display

Example, year: signature; shock device
ca. 1955: vk, Kienzle, 051N/53, Germany, 0 Jewels, Unadjusted

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.

bidfun-db 21.3 © 02-08-15, mtr-Ranfft

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