IWC Portugieser Yacht Club Chronograph Watch - 43.5 mm Stainless Steel Case - Blue Dial - Blue Rubber Strap - IW390507 day-date smoked blue dial with Grande

smoked blue dial with Grande Tapisserie pattern

screw-down white gold back

engraved back with Expedition Jacques-Yves Cousteau" on the edge and the explorer's image in the center

calibre 79320 self-winding movement with date and day display

IWC Portugieser Yacht Club Chronograph Watch - 43.5 mm Stainless Steel Case - Blue Dial - Blue Rubber Strap - IW390507 day-date smoked blue dial with Grande43. 5 mm stainless steel case, 14. 2 mm thick, see through sapphire glass back, screw in crown, arched edge sapphire glass crystal with antireflective coating on both sides, blue dial with luminescence, calibre 89361 automatic movement with date, chronograph, flyback, hours, minutes, small seconds, approximately 68 hours of power reserve, blue rubber strap. Water resistant to 6 bar.