The IWC Portugieser ref: IW344202 features a 42mm case crafted from rose gold. This model, released in 2020, showcases a silver dial and operates on the IWC caliber 82650 with automatic winding. It includes functions for date, month, leap year, and moonphase, providing a comprehensive display of time and lunar cycles. The combination of these elements makes it a notable piece for collectors and enthusiasts alike.