IWC Portofino men's watch equipped with Swiss-made caliber 79320 automatic movement. The 42mm stainless steel case with stainless steel bezel features silver dial with silver-tone hands, stick markers and Roman numerals at 6 and 12 o'clock. Scratch-resistant sapphire crystal. Chronograph function includes three sub-dials displaying 30 seconds, 30 minutes and 12 hours. Other functions include hours, minutes, seconds and day and date at 3 o'clock. The strap is made of polished stainless steel with tang clasp. This watch has a power reserve of 44 hours and is water resistant to 3ATM (30m or 100 feet).