Longines
Calibre L591
Automatic
Specifications
- Maker
- Longines
- Type
- Automatic
- In-house
- Not stated
- Power reserve
- up to 45 h
- Frequency
- 28,800 vph (4 Hz)
Sources
- Official Longines retrieved October 15, 2026
Used in
| Watch | Ø | Thickness | Lug-to-lug |
|---|---|---|---|
| Longines La Grande Classique 36 mm L4.908.4.51.6 | 36 mm | 7.6 mm | 41.5 mm |