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View picture in original size
Fig. 1

View picture in original size
Fig. 2

AM 391 (Felsa 391)

Features
manual wind
sub second

Data
12''', Dm=Do= 26.55mm
H= 3.85mm
15 jewels
f = 18000 A/h
power reserve 45h

Balance staff U864

Stem W890

Mainspring / battery
Zf1398, 1.70 x 10.5 x 0.12 x 320mm

Hands
1.50 x 0.80 / 0.20mm

Comments about the data

Remarks
it is unknown whether the ebauches were made by AM or Felsa

family:
390: sub second
391: sub second, no mounting flange
394: sweep second
395: sweep second, no mounting flange
399: sub second, 13'''

Example, year: signature; shock device
1963: Mido 01200D, Made in Switzerland, Adjusted, 15 Jewels; Incabloc
(Mido 01200D)

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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