IWC Portugieser Annual Calendar Watch - 44.2 mm Stainless Steel Case - Silver Dial - Black Alligator Strap - IW503501 5447 43 mm 950 platinum case

43 mm 950 platinum case

black rubber and blue calf leather strap with embossed design by Maxime Buchi

black strap

42mm Oystersteel case

both bracelet

IWC Portugieser Annual Calendar Watch - 44.2 mm Stainless Steel Case - Silver Dial - Black Alligator Strap - IW503501 5447 43 mm 950 platinum case44. 2 mm stainless steel case, 15. 3 mm thick, sapphire back, sapphire crystal with arched edge, antireflective coating on both sides, silver plated dial, caliber 52850 pellaton automatic winding movement with power reserve display, annual calendar with displays for the date, day and month, small hacking seconds at 9 oclock, approximately 7 day of power reserve, black alligator leather strap. Water resistant to 3 bar.