The first self-winding wristwatch in the history of mechanical timekeeping with a perpetual calendar, big date display and patented zero reset with which the displays of the calendar and the moon phase can be either individually adjusted or jointly adjusted forward via a main button.

Illustrated model:
18 ct. rose gold. Self-winding movement. Perpetual calendar. Moon phase. Day and night display.

For additional information, please also visit the A. Lange & Söhne website.