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View picture in original size
Fig. 1

Angelus 254

manual wind
sweep second
day: set by pusher at 4h
date hand
moon phase: set by pusher at 8h

12''', Dm= 26.6mm, Do= 27.1mm
16 jewels
f = 18000 A/h
power-reserve 45h

Balance staff U1709

Stem W2108

Mainspring / battery
Zf1397, 1.70 x 10.5 x 0.10 x 385mm

1.50 x 0.80 x 0.22mm

Comments about the data

option Incastar regulator:
The only large-scale produced regulator featuring a free oscillating hairspring. The end of the spring is fixed between two rollers, adjusting actually its length (photos at the bottom). No isochronism error by the gap between the regulator pins.

250: chronograph
251: -
252: chronograph, calendar
253: date hand
254: day, date hand, moon phase
255: day, date
256: day, date, moon phase

Example, year: signature; shock device
ca. 1955: Angelus Watch Co, Swiss Patent +, 16 Jewels, Incabloc
(Angelus 255, driver for second missing)

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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