HomeRanfft
Watches
Pink Pages
for Timepieces
.
Home
All Items
Ranfft Items
Brand Shops
Commit an Item
How to do right
Condition of Watches
About Watches
Links
  Help   Log In  Register, Clients   Deutsch  English  EUR  US$  CHF  UKŁ 
 
 
 Index  Timepiece Archive, Categories  Archive: Watch Movements    Timepiece Market 
 
View picture in original size
Fig. 1

View picture in original size
Fig. 2

View picture in original size
Fig. 3

Bulova 8AH (ETA 1000)

Features
manual wind
sub second

Data
8 x 9''', Dm=Do= 18.55 x 20.85mm
corners with rests rounded for
9.75''', Dm= 21.7mm, Do= 22.2mm
H= 3.25mm
F= 1.2mm
T= 1.5mm
17/21 jewels
f = 18000 A/h
power reserve 43h

Balance staff U1782

Stem W1052

Mainspring / battery
Zf761, 1.25 x 8.5 x 0.10 x 250mm

Hands
1.24 x 0.60 / 0.17mm

Comments about the data

Remarks
1943-1948
Breguet hairspring
balance system from Bulova

generations:
8AH: Breguet hairspring
new setting works:
8AD: Breguet hairspring
8BA: flat hairspring

Example, year: signature; shock device
1-2) 1947: 18, 47, BXW, Bulova Watch Co, Swiss, 17 Jewels
3) 1947: 47, Bulova Watch Co, Swiss, Adjusted, 21 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


bidfun home
...the alternative - free of charge!
Dr. Roland Ranfft
Erkelenzer Str. 98
41844 Wegberg
Germany
phone +49 (0)2434 6034670

email: info@ranfft.de
.