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View picture in original size
Fig. 1

Brac 505

Features
manual wind
sweep second

Data
13''', Dn= 29.33mm
1 jewel
f = 18000 A/h

Balance staff U3251 / U3252
balance with impuls pin/fingern

Stem W3210

Mainspring / battery
1.25 x 14.0 x 0.125mm

Hands
2.00 x 1.20mm

Comments about the data

Remarks
pin-lever escapement
indirect minute, hand friction clutch on barrel (Roskopf type)

family:
without/with date respectively:
500/510: 12''', no second
501/511: 12''', sub second
502/512: 12''', sweep second
503/513: 13''', no second
504/514: 13''', sub second
505/515: 13''', sweep second
506/516: 13.5''', no second
507/517: 13.5''', sub second
508/518: 13.5''', sweep second
547 : chonograph

Example, year: signature; shock device
ca. 1980: Bradley Times, Swiss, 1 Jewels; Ruby-Shock
(Brac 500, 12''')

© R. van Rijn

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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