Patek Philippe Calatrava 5212A-001 Calatrava Weekly Calendar Automatic Silvery Opaline Dial Steel

40 mm steel case, 10.79 mm thick, sapphire-crystal back, silvery opaline dial with blackened gold applied hour markers, caliber 26-330 S C J SE self-winding movement with day and week number by hands, date in an aperture, sweep seconds hand, approximately 35-45 hours of power reserve, light brown calfskin strap, prong buckle. Water resistant to 30 m.