This is an authentic IWC Titanium Nylon 46mm Big Pilot 8 Day Power Reserve Automatic Watch Black IW502606. This watch is crafted in titanium and features a black dial, perpetual calendar complication, date indicator, power reserve indicator, oversize crown, green fabric strap and an automatic movement. Follow this item for alerts. IWC is a registered trademark of IWC. FASHIONPHILE is not affiliated with IWC.