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|Bulova 10BTC (AS 1200)|
10.5''', Dm= 23.3mm, Do= 23.7mm
f = 18000 A/h
power reserve 45h
Balance staff U2850
Mainspring / battery
Zf1309, 1.60 x 9.0 x 0.1 x 290mm
1.40 x 0.85 x 0.18mm
Comments about the data
only partially based on AS 1200
only minor differences between 10BS, 10BT
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, BXW, Bulova Watch Co, Swiss, 15 Jewels
(Bulova 10BTC, sub second)
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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