IWC Portugieser Chronograph Classic IW390301.
18kt rose gold case with a brown alligator leather strap. Fixed 18kt rose gold bezel. Silver dial with rose gold-tone hands and Arabic numeral hour markers. Dial Type: Analog. Date display at the 3 o’clock position. Chronograph – sub-dials displaying: two- 60 seconds, and 60 minutes (inner 12 hours). IWC Calibre 89361 automatic movement with a 68-hour power reserve. Scratch resistant sapphire crystal. Skeleton transparent exhibition see through case back. Case size: 42 mm. Case thickness: 14.2 mm. Round case shape. Water resistant at 30 meters / 100 feet. Functions: chronograph, date, hour, minute, second.