IWC Portofino Chronograph Watch - 42.0 mm 5N Gold Case - Blue Dial - Black Alligator Strap - IW391035 Blue-Grey heptagonal crown set with a

heptagonal crown set with a synthetic spinel cabochon

45 mm satin-finished and polished 18K King Gold case

black water resistant leather strap with rubber lining

black rubber and white calf strap

IWC Portofino Chronograph Watch - 42.0 mm 5N Gold Case - Blue Dial - Black Alligator Strap - IW391035 Blue-Grey heptagonal crown set with a42. 0 mm 18K 5N gold case, 13. 6 mm thick, convex sapphire glass crystal with antireflective coating on both sides, blue dial, calibre 75320 automatic movement with date, day, chronograph, hours, minutes, small seconds, approximately 44 hours of power reserve, black alligator leather strap. Water resistant to 3 bar.