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Fig. 1

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Fig. 2

AS 1049A

automatic (bumper)
no manual wind
sub second

11''', Dm=Do= 24.5mm
H= 5.15mm
17 jewels
f = 18000 A/h
power reserve 36h

Balance staff U1287

Stem W2003

Mainspring / battery
Zf1293, 1.60 x 7.0 x 0.07 x 250mm

1.20 x 0.65 / 0.18mm

Comments about the data

early bumper automatic of AS, redesign of the Harwood automatic
like 1049, but no separate escape-wheel cock
Like the predecessor AS 1049 also this calibre has on the dial side often or always the designation AS 612 of the 8.75''' manual wind calibre used as base.

Example, year: signature; shock device
1935: 5251, Mido, Switzerland, 17 Jewels, 3 Adjusted - AS 612, Brevet+Dem.; Incabloc old shape
(AS 1049)

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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