Omega 650
Movement number: 26 461 210 (aprox: 1967).
Data: Omega cal 650 (5.5 PC AM REM 17 p).
- 17 jewels, manual wind, hour and minute display.
- Size: 12.70 mm.
- H: = 2.85 mm.
- N: = 19.800 A/h.
- Power reserve: 42 h.
Versions:
- 640: back winding/setting mechanism.
- 650: normal wind/setting mechanism.