The IWC Big Pilot ref: IW503608 features a stainless steel case with a diameter of 46mm. This automatic watch is powered by the IWC caliber 52615, ensuring reliable performance. Introduced in 2023, it includes a perpetual calendar function, displaying the date, month, year, and moonphase. Additionally, the watch is equipped with a power reserve indicator. The dial is presented in a green hue, adding a distinctive touch to its overall design.