Complete Calendar Watch - Longines master collection complete calendar chronograph. Web learn the difference between a complete calendar and a perpetual calendar with this handy guide to calendar watches. Web watches with a perpetual calendar display the date, day, month, moon phase, and leap year.
Web watches with a perpetual calendar display the date, day, month, moon phase, and leap year. Web learn the difference between a complete calendar and a perpetual calendar with this handy guide to calendar watches. Longines master collection complete calendar chronograph.