perpetual-calendar

4 месяца назад

This video explores the intricate workings of the Jaeger-LeCoultre Polaris Perpetual Calendar, a watch that automatically accounts for the varying lengths of months and leap years. The video highlights the complex mechanism, featuring gears, levers, and cams, that allows the watch to accurately display the date, day, month, and year without needing manual adjustments until the year 21100.