| Brand | Nomos |
| Caliber Number | Xi |
| In-House? | Yes |
| Movement Type | Automatic |
| Winding Direction | Bi-directional |
| Jewels | 26 |
| Power Reserve | 42 hours |
| Vibrations Per Hour | 21,600 |
| Hairspring | Nivarox 1A |
| Shock System | Incabloc |
| Diameter | 13 3/4”’ linges 31mm x 5.7mm |
| Functions | Hours, minutes, small seconds, World time indicator |
| Hacking Seconds | Yes |
| Country of Manufacture | Germany |
| Known Models | Zürich Weltzeit and Tangomat GMT |
NOMOS Glashutte Caliber ξ (Xi) from a Zürich Weltzeit model. This is a 17 jewel manual wind in-house movement made in Germany.
From Nomos:
Travel the world with the push of a button: Hong Kong, Sydney, Caracas and Rio, Alaska and the Azores—this in-house built movement knows what time it is (almost) anywhere. And like everything from NOMOS Glashütte, it’s robust and easy to use. That makes Zürich Weltzeit und Tangomat GMT the perfect travel companions—and 24 watches in one.
- Read more: Nomos XI movement being built in-house
- Official: NOMOS XI movement page
- Video: The world time adjustment in action