Caliber 5625A self winding movement with hours, minutes, seconds, moon phase, power reserve, perpetual calendar, and tourbillon functions. Case made of precious platinum with a round, domed bezel and transparent sapphire crystal case back. Unique black dial with transferred Roman numeral hour markers and tourbillon display at 12 o'clock. Strap made from black alligator leather and featuring a folding clasp. Water resistant to 100 meters.