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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Kienzle 48/8b

Features
manual wind
sub second

Data
10.5''', Dm= 23.35mm, Do= 23.8mm
H= 4.4mm
(balance- and lever cock +0.1mm)
F= 0.4mm
T= 2.4mm
8 jewels
f = 18000 A/h
power-reserve 41h

Balance staff U1626

Stem W2976

Mainspring / battery
Zf1319/1, 1.60 x 9.5 x 0.10 x 315mm

Hands
1.28 x 0.77 / 0.22mm

Comments about the data

Remarks
pin-lever escapement
ratchet on dial side, crown mechanism with rocker bar
differences not known between 48/8b, 48/8c

family/generations:
manual wind, without shock protection:
48: sub second, 4 jewels
manual wind, many dedails modified:
48/00: sweep second, pointed staff
48/4: sub second, 4 jewels
48/8, 48/8a: sub second, 8 jewels
48/10, 48/10a: sweep second, 10 jewels
manual wind, shock protection:
48/4a: sub second, 4 jewels
48/7: sweep second, 7 jewels
48/8b, 48/8c: sub second, 8 jewels
48/10b, 48/10c: sweep second, 10 jewels
manual wind, gilt, minor modifications:
48/05: sweep second, 5 jewels
48/15: sweep second, 15 jewels
48/75: sweep second, 7 jewels
48/75: sub second, 7 jewels
automatic:
57/17: sub second, 17 jewels
57/17a: sweep second, 17 jewels
57/19: sweep second, 19 jewels
57/21, 57/21a: sub second, 21 jewels
57/22, 58/21: date, 21 jewels

Example, year: signature; shock device
ca. 1955: wc (or wb), Kienzle, 48/8a (over-stamped 48/8b), 8 Rubis - du; 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.

bidfun-db 21.3 © 02-08-15, mtr-Ranfft


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