Breguet
Calibre Calibre 581SQ
Automatic
Specifications
- Maker
- Breguet
- Type
- Automatic
- In-house
- Yes
- Power reserve
- 80 h
- Frequency
- 28,800 vph (4 Hz)
Sources
- Official Breguet retrieved October 18, 2026
Used in
| Watch | Ø | Thickness | Lug-to-lug |
|---|---|---|---|
| Breguet Classique Tourbillon Extra-Plat Squelette 5395 (18 ct rose gold) 5395BR/1S/9WU | 41 mm | 7.7 mm | — |
| Breguet Classique Tourbillon Extra-Plat Squelette 5395 (platinum) 5395PT/RS/9WU | 41 mm | 7.7 mm | — |