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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Bulova 10ZCC (AS 1200)

manual wind
sweep second

10.5''', Dm= 23.3mm, Do= 23.7mm
H= 4.25mm
F= 1.4mm
T= 1.7mm
7/17 jewels
f = 18000 A/h
power reserve 45h

Balance staff U2850

Stem W2788

Mainspring / battery
Zf1309, 1.60 x 9.0 x 0.1 x 290mm

1.40 x 0.82 x 0.28mm

Comments about the data

only partially based on AS 1200
Especially no variant with indirect sweep second is known from the AS 1200 family.

10BC: 10.5''', Breguet hairspring
10BS, 10BT: 10.5''', flat hairspring
10BU: 10.5''', flat hairspring, Kif-Flector
10ZC: 10.5''', flat hairspring, for Westfield
11AB: 11.5''', flat hairspring, Kif-Flector
suffix C: sweep second

Example, year: signature; shock device
1952: L2, WXW, Westfield Watch Co, Swiss, 7 Jewels

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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