Omega 510-1305, Escape wheel
- Used Omega original part in very good condition.
- Omega part number: 490-1305
- Fits cal: 510, 511, 520
Data: Omega 511 (25 PC AM sans seconde 17 p).
- 17 jewels, manual wind, hour and minute display.
- Size: 25.00 mm.
- H: = 3.25 mm.
- N: = 19 800 A/h.
- Power reserve: 42 h.
Versions:
- 510: Sub second (1956).
- 511: No second (1956).
- 520: Center second (1957).