W-800H-2AVDF This Casio W-800 digital model features a blue resin band with a matching blue resin case and a digital display for a clean sporty look. Built with resin glass and 100-meter water resistance, it offers dependable durability with an approximately 10-year battery life. Confirmed functions include an LED backlight, dual time, 1/100-second stopwatch, multi-function alarm with snooze, hourly time signal, full auto-calendar, and 12/24-hour format, making it a practical choice for everyday wear and travel.