| Brand | Omega |
| Caliber Number | 2211 |
| Movement Type | Manual wind |
| Base Caliber | ETA Unitas 6498-2 |
| Jewels | 17 |
| Power Reserve | 53 hours |
| Vibrations Per Hour | 21,600 |
| Hacking? | No |
| Features | Small seconds |
| Country of Manufacture | Switzerland |
| Known Models | 231.13.49.10.06.001 |
The large Omega caliber 2211 is found in the XXL Seamaster Aqua Terra Small Seconds (reference: 231.13.49.10.06.001). This pocket watch movement is a manual wind with 17 jewels and a 53 hour power reserve. It is a certified chronometer (COSC). Based on a ETA Unitas 6498-2. The older and discontinued Railmaster XXL was equipped with essentially the same movement known as caliber 2201. The differences are cosmetic.
- Read more: Differences between the 6497 vs 6498
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