2531.80, Caliber 1109
Seamaster Bond 2531.80 — 2531.80, Caliber 1109
Undated
Early automatics with the caliber 1109.
No verified image of this watch yet
Identifying details
- Date
Date display.
- Helium escape valve
One-way valve on the left flank of the case.
- Wave dial
Dial decorated with a wave pattern.
Variants of 2531.80
Reference overview →| Variant | Production |
|---|---|
| 2531.80, Caliber 1109Current | Undated |
| 2531.80, Caliber 1120 | Undated |
Case & movement
- Reference
- 2531.80
- Production
- Undated
- Case material
- Stainless steel
- Case diameter
- 41.5 mm
- Water resistance
- 300 m
- Movement
- Automatic
- Chronometer
- Yes
- Date
- Yes
More specifications (1)
- Caliber
Movement
Omega 1109
Decorated ETA 2892-A2 with quick-set date, chronometer-rated; used in early 1990s Seamaster 120 and in the first automatic Seamaster Professional 300M before the 1120.
Automatic