Platinum case with a black crocodile leather strap. Fixed bezel. Silver-plated dial with silver-toned hands and Arabic numeral hour markers. Minute markers around the outer rim. Dial Type: Analog. Perpetual calendar. Chronograph - sub-dials displaying: four - 60 second (day), 30 minute (moonphase), 12 hour (month) and date. Automatic movement. Caliber 79091 engine. Scratch resistant sapphire crystal. Solid case back. Case diameter: 45 mm. Round case shape. Water resistant at 30 meters / 100 feet. Functions: hour, minute, second, perpetual calendar, moonphase. Additional Info: limited edition of 250 pieces. Luxury watch style. Watch label: Swiss Made. IWC Portugieser Perpetual Calendar Silver-Plated Dial Platinum Automatic Mens Watch IW377601.