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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Bulova 11ACAC

Features
automatic
sweep second

Data
11.5''', Dm= 25.6mm, Do= 26.0mm
H= 5.85mm
F= 1.4mm
T= 1.7mm
17 jewels
f = 18000 A/h
power reserve 41h

Balance staff U2479

Stem W2774

Mainspring / battery
1.35 x 9.0 x 0.10mm

Hands
1.40 x 0.85 x 0.18mm

Comments about the data

Remarks
1955-1958

family/generations:
10.5''', Bulova shock protection:
10BOAC: automatic, sweep second
10.5''', Kif-Flector:
10BNCH: manual wind, sweep second, hack feature
10BNCHR: same, further details uncertain
10BP: manual wind, sub second
10BPA: automatic, sub second
10BPAC: automatic, sweep second
10BPAD: automatic, sub second, date
10CBACD: automatic, sweep second, day, date pointer
11.5''', Kif-Flector:
11AC: manual wind, sub second
11ACA: automatic, sub second
11ACC: automatic, sweep second
11ACC: manual wind, sweep second
Likely not all feasable variants were actually were produced. Here only actually existing are listed, probably not all.

Example, year: signature; shock device
1961: M1, BXW, Bulova Watch Co, Swiss, 17 Jewels; Kif-Flector
(Bulova 11AFAC, H= 5.15mm)

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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