IWC Pilot's Watch Chronograph Spitfire - 41.0 mm Stainless Steel Case - Black Dial - Green Textile Strap - IW387901 milgauss utilizing the caliber 3235 with

utilizing the caliber 3235 with a base caliber of 3135 and 31 jewels

approximately 44 hours of power reserve

stainless steel bracelet

vertically-brushed black ceramic dial sports 18K white gold indexes and a GMT ring with day/night display

Complementing its elegance is the fixed-fluted White gold bezel

IWC Pilot's Watch Chronograph Spitfire - 41.0 mm Stainless Steel Case - Black Dial - Green Textile Strap - IW387901 milgauss utilizing the caliber 3235 with41. 0 mm stainless steel case with soft iron inner case for protection against magnetic fields, 15. 3 mm thick, screw in crown, convex sapphire glass crystal with antireflective coating on both sides, black dial with luminescence, calibre 69380 automatic movement with date, day, chronograph, column wheel, hours, minutes, small seconds, approximately 46 hours of power reserve, green textile strap. Water resistant to 6 bar.