|Index||Timepiece Archive, Categories||Archive: Watch Movements||Timepiece Market|
|Bulova 12OUCD (Citizen 4840)|
electronically controlled balance motor
12.5''', Dm= 28.0mm, Do= 28.4mm
f = 21600 A/h
Stem Citizen 065-73
Mainspring / battery
1.50 x 1.00 x 0.16mm
Comments about the data
12OTC: 18000 A/h
12OUCD: 21600 A/h, date
After common Bulova nomenclature T in 12OTC and U in 12OUCD indicate different generations. It is not known whether according calibres 12OTCD and 12OUC exist.
Example, year: signature; shock device
1970: N0, Caravelle Watch, 12OUCD, Lic. ATO, 12 Jewels; Parashock
© G. Makszy
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!