The Casio AQ-S820W Series Analog-Digital Watch combines advanced functionality with eco-conscious design. Powered by Tough Solar technology, it charges using sunlight or indoor light, delivering months of reliable performance without frequent battery changes. The hybrid display pairs classic analog hands with a digital screen for time, date, and multi-mode functionality. Designed for active wear, this watch offers 100-meter water resistance, making it suitable for swimming and everyday water exposure. Additional features include world time across 31 time zones, dual time tracking, a 1/100-second stopwatch, countdown timer, and multiple alarms. Finished with a lightweight resin case and band plus an amber LED backlight for low-light visibility, the AQ-S820W is a practical, durable choice for sport and daily wear.

Quick Highlights

• Tough Solar powered—charges from light, no frequent battery changes

• Analog-digital display for easy readability

• 100M water resistance for active use and swimming

• World time with 31 time zones & dual time function

• 1/100-second stopwatch and countdown timer

• Multiple alarms with hourly time signal

• Lightweight resin case with LED backlight