2 Rotor Automatic Watch! Perrelet First Class Double Rotor Blue! - YouTube
Perrelet Watch First Class Double Rotor 20th Anniversary Limited Edition A3050/1 Watch | Jura Watches
La Cote des Montres: Perrelet Titanium Collection, Double-Rotor, P-181 calibre, module exclusively manufactured for Perrelet, reference number : A5002/1