18k rose gold case with a brown alligator leather strap. Fixed bezel. Silver-plated dial with rose gold-tone hands and Arabic numeral hour markers. Minute markers around the outer rim. Dial Type: Analog. Perpetual calendar. Chronograph - sub-dials displaying: four: 30 minutes (moonphase), day (60 seconds), month (12 hour) and date sub-dials. Automatic movement. 79091 engine. Scratch resistant sapphire crystal. Case diameter: 45 mm. Round case shape. Water resistant at 30 meters / 100 feet. Functions: hour, minute, second. chronograph, moonphase. Additional Info: limited edition of 250 pieces. Luxury watch style. Watch label: Swiss Made. IWC Portugieser Grande Complication 18K Rose Gold Automatic Mens Watch IW377602.