Portugieser Perpetual Calendar. This is the first time. It also features indications for the moon phase and.

The portugieser perpetual calendar 42 displays the date, month and weekday on three subdials at 3 o’clock, 6 o’clock and 9 o’clock. 42mm x 13.8mm case in either stainless steel or 5n gold, water resistant to 3 bar.