How Long Does A Watch Battery Last. While the exact duration of a watch battery varies according to its age and quality batteries in new quartz watches typically last a maximum of four years. It takes a standard CR2032 size watch battery that can last for up to 365 days or a full year.

That being said with daily use and chargingrecharging cycles the batteries in a smartwatch can last from 3 to 5 years. The Cogito Classic is an ideal option if you hate charging your device consistently. The Cogito Classic can give you a one-year smartwatch battery life.
The average battery in an watch last initially three to four years.
In these situations the watchs battery level will remain between 75. This feature called Optimized Battery Charging is designed to reduce the wear on your battery and improve its lifespan by reducing the time your Apple Watch spends fully charged. But a watch battery normally lasts a minimum of 2 years. While the exact duration of a watch battery varies according to its age and quality batteries in new quartz watches typically last a maximum of four years.

