Citizen CA4561-89E Eco-Drive Chrono: Reliable men's watch The Citizen CA4561-89E is a perfect and reliable men's watch with an accurate time display. You don't have to worry about battery replacement with this watch, because you don't have to because the CA4561 is charged by light. Fully charged, it can be stored in the dark for up to 270 days before shutting down. With a water resistance of up to 10 bar, you can safely go swimming with this watch (diving is not possible). The chronograph and 24-hour indication are easy to use and a tachymeter is also included.  Pros & cons + Eco-Drive: energy from light.+ Long energy reserve.+ Chronograph & tachymeter. - Watch is quite large.- You can't dive with it. Manual of the Citizen CA4561-89E This watch contains a Citizen Miyota B620 movement, find the manual here. Shortenable link band The watch band of this timepiece can easily be shortened with the strap made by us