Patek Philippe Nautilus 5712R-001. Case diameter 40mm water resistant to 60 meters, screw down crown. Mechanical self winding movement PP Caliber 240 PS IRM C LU. Dark brown dial with gold applied hour markers with luminous coating. Functions: Hours, minutes, second sweep subsidiary, power reserve, date and moon phase display. Brown croc leather strap with rose gold folding clasp. Sapphire crystal case back. Box and papers dated July 2012.