Rolex
Calibre 3131
Automatic
Specifications
- Maker
- Rolex
- Type
- Automatic
- In-house
- Yes
- Power reserve
- about 48 h
- Frequency
- Not found in sources
Sources
- Official Rolex retrieved October 18, 2026
Used in
| Watch | Ø | Thickness | Lug-to-lug |
|---|---|---|---|
| Rolex Air-King 116900 (Oystersteel) 116900Discontinued | 40 mm | — | — |
| Rolex Milgauss 116400GV (Oystersteel) 116400GVDiscontinued | 40 mm | 13.5 mm | — |