The Seiko 1N00-0LS0 watch movement combines various functions designed for precision timekeeping. It incorporates a chronograph, allowing the measurement of elapsed time with high accuracy. It also features an automatic mechanism, eliminating the need for manual winding. The movement includes Incabloc shock protection, providing additional durability and resistance against impact. Additionally, it is equipped with a calendar function that allows for quickset adjustment, enhancing convenience for date display.