
Annual Calendar Moonphase
In 1991, Geneva School of Engineering students faced their ultimate challenge before graduation—creating a less complex version of the perpetual calendar. This daunting task ultimately birthed the revolutionary annual calendar complication, which was subsequently patented. The Annual Calendar Moonphase represents the remarkable culmination of this innovative horological breakthrough.
In 1991, Geneva School of Engineering students faced their ultimate challenge before graduation—creating a less complex version of the perpetual calendar. This daunting task ultimately birthed the revolutionary annual calendar complication, which was subsequently patented. The Annual Calendar Moonphase represents the remarkable culmination of this innovative horological breakthrough.
Original: $36,000.00
-70%$36,000.00
$10,800.00Description
In 1991, Geneva School of Engineering students faced their ultimate challenge before graduation—creating a less complex version of the perpetual calendar. This daunting task ultimately birthed the revolutionary annual calendar complication, which was subsequently patented. The Annual Calendar Moonphase represents the remarkable culmination of this innovative horological breakthrough.























