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View picture in original size
Fig. 1

Förster 2092

manual wind
sub second

8.75 x 11''', Dm= 20.0 x 24.45mm
Do= 20.0 x 25.25mm
H= 4.45mm
F= 0.55mm
T= 1.9mm
15 jewels
f = 18000 A/h
power reserve 40h

Balance staff U393 / U393ST / U393KIF
without / Förster- / Kif shock device

Stem W346 / W1114

Mainspring / battery
Zf1387, 1.70 x 9.0 x 0.09 x 320mm

1.21 x 0.65 / 0.18mm

Comments about the data

ratchet on dial side, crown mechanism with rocker bar

click and click spring separate between plates:
2075: sub second
only click spring, new dial fixing:
2080: sub second
2080(CLD): sub second, date
2080(SC): sweep second
crown mechanism modified:
2091: sub second
2091(CLD): sub second, date
2091(SC): sweep second
click and click spring separate:
2092: sub second
2092(CLD): sub second, date
2092(SC): sweep second

Example, year: signature; shock device
ca. 1950: - FB, 2092; Kif-Trior (old design)
(Förster 2092(CLD))

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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