|Index||Timepiece Archive, Categories||Archive: Watch Movements||Timepiece Market|
|Hamilton 661 (Certina 25-45)|
11.5''', Dm= 25.6mm
f = 18000 A/h
power reserve 42h
Balance staff U2207
Mainspring / battery
1.25 x 9.5 x 0.10mm
1.50 x 0.90 x 0.18mm
Comments about the data
selfwinding gear from beryllium bronze
Example, year: signature; shock device
1957: Certina, Swiss Made, 23 Jewels, Patents+; 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.
|bidfun-db 21.3 © 02-08-15, mtr-Ranfft|
...the alternative - free of charge!