In 2020, Vacheron revealed a skeletonized version of their popular Overseas Perpetual Calendar Ultra-Thin in the reference 4300, a first for the modern Overseas collection which was introduced in 2016 ...
All of its displays could be advanced simply by turning the crown, a first in the industry. In addition to recognising the different lengths of the months, the mechanical programme automatically ...
The watch is made up of 823 parts, including mechanisms which supported on-demand sounding on the hour, quarter hour and minute, a perpetual calendar corrected for the leap year, a thermometer, and an ...