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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Bulova 5AB (AS 1012)

Features
manual wind

Data
5.75 x 6.75''', Dm= 13.0 x 15.2mm
Do= 13.0 x 15.6mm
H= 3.5mm
F= 0.6mm
T= 1.7mm
17 jewels
f = 18000 A/h
power reserve 44h

Balance staff U1781

Stem W2082

Mainspring / battery
Zf994, 1.40 x 6.0 x 0.06 x 210mm

Hands
1.05 x 0.55mm

Comments about the data

Remarks
1936-
differences not known between 5AB, 5AF

family/generations:
5AB: escapement from Bulova
5AC: escapement from AS 1012
5AF: escapement from Bulova

Example, year: signature; shock device
1949: J9, BXW, Bulova Watch Co, Swiss, 17 Jewels - AS 1012, Depot Int
(Bulova 5AC)

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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