Iwc Portugieser Perpetual Calendar

Iwc Portugieser Perpetual Calendar. The brand uses every possible millimeter of space to bring us a new portugieser with a. Iwc calibre 52616, beats at 4hz/28800 vph, 54 jewels, power reserve of 168 hours (7 days) watch functions:

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. Iwc introduced its perpetual calendar mechanism for wristwatches in 1985 in the da vinci reference 3570.