Omega
Calibre 9906
Manual-winding chronograph
Specifications
- Maker
- Omega
- Type
- Manual-winding chronograph
- In-house
- Yes
- Power reserve
- 60 h
- Frequency
- 28,800 vph (4 Hz)
Sources
- Official Omega retrieved October 14, 2026
Used in
| Watch | Ø | Thickness | Lug-to-lug |
|---|---|---|---|
| Omega Speedmaster '57 40.5 mm 332.10.41.51.01.001 | 40.5 mm | 13 mm | 49.6 mm |