Tank Must, Extra-Large
The largest Tank Must, in steel with an automatic movement and a date.
The Tank Must keeps the proportions of the Tank Louis Cartier in a steel case.
This extra-large model is 41.0 mm tall and 8.37 mm thick. It has a silvered dial, Roman numerals, blued hands and a date window at six.
The movement is automatic. The strap is black grained leather.
- Reference
- WSTA0141
- Introduced
- 1917
- Case
- 41.0 × 31.0 mm, 8.37 mm thick, steel
- Movement
- Automatic
- Water resistance
- 30 m
- Functions
- Hours, minutes, date
- Notable
- Steel Tank case, blue cabochon crown



