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|Bulova 14EFAD Chronomatic (Buren 12)|
automatic chronograph, 60s, 30min, 12h, cam switched
date: set by changing 21-24h
13.75''', Dm= 31.0mm
f = 21600 A/h
power reserve 42h
Balance staff U3426
Mainspring / battery
1.60 x 10.5 x 0.105mm
Comments about the data
joint development of Hamilton-Buren, Breitling and Heuer
module Dubois-Depraz 8510 on modified Buren 1281
crown at 9h
double excenter regulator for curb pins and stud carrier
indirectly driven minute allows a low profile
(details cf. Buren 1320)
Example, year: signature; shock device
1969: Heuer Cal.12, Swiss, 17 Jewels; Incabloc
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.
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