The IWC Portugieser ref: IW371617 features a stainless steel case with a diameter of 41mm. This model, introduced in 2020, showcases a white dial and operates on automatic winding. It is powered by the IWC caliber 69355 movement, ensuring reliable performance. Additionally, this watch includes a chronograph function, making it a practical choice for timing events. The combination of these elements creates a versatile timepiece suitable for various occasions.