Perpetual calender movement

Photo of a Perpetual Calender Movement
  • Photo of a Perpetual Calender Movement
  • Photo of a Perpetual Calender Movement
  • Photo of a Perpetual Calender Movement

Short Description

These are very clever movements, seemingly simple, there is a lot going on here.  These movements account for all the varying days in the month including 28 days in february and 29 in a leap year! Actuated once a day from a lever on the timeside barrel of the clock movement.