IWC Portugieser Automatic Black Dial Black Leather Mens Watch IW500703. Stainless steel case with a black alligator leather strap. Fixed stainless steel bezel. Black dial with silver-tone hands and Arabic numeral hour markers. Minute markers around the outer rim. Automatic movement with a 168-hour power reserve. Scratch resistant sapphire crystal. Screw down crown. Skeleton case back. Case diameter: 42.3 mm. Case thickness: 14.5 mm. Round case shape. Fold over clasp with safety release. Water resistant at 30 meters / 100 feet. Functions: date, hour, minute, second. Condition: New / Unworn may have light imperfections from showcase