IWC Portofino Chronograph 39 Watch - Stainless Steel Case - Silver-Plated Dial - Blue Alligator Leather Strap - IW391407 Marea 40 mm steel case

40 mm steel case

instantaneous day and date in apertures

42 mm satin and polished 18K King gold case

At its core lies the 4131 manufacture Rolex perpetual movement—a mechanical chronograph fueled by self-winding technology

45 mm satin-finished and polished black case

IWC Portofino Chronograph 39 Watch - Stainless Steel Case - Silver-Plated Dial - Blue Alligator Leather Strap - IW391407 Marea 40 mm steel case39. 0 mm stainless steel case, 12. 7 mm thick, convex sapphire glass crystal with antireflective coating on both sides, silver plated dial, calibre 79350 automatic movement with chronograph, hours, minutes, approximately 44 hours of power reserve, blue alligator leather strap. Water resistant to 3 bar.