Model/Reference: Tourbillon Force Constante à Chaîne - AC.8050.20.M1020
Material: 950 Platinum
Dial: Platinum case and "Côtes de Genève" black dial.
Strap: Black alligator strap with platinum folding clasp.
Movement: Mechanical, manually wound
Complication: Tourbillon with constant force, Power reserve with chain-driven device