Casio’s new round digital design comes with 50-meter water resistance, 1/100th sec. stopwatch, and an LED light, which makes this timepiece very useful for everyday use. - 46 × 43.8 × 11.3mm Case Size - 35g Weight - Resin Band, Bezel and Case - Approx. battery life: 7 years on CR2016 - Resin Glass - Stopwatch - Alarm/hourly time signal - LED backlight - Accuracy: ±30 seconds per month - 12/24-hour format - Regular timekeeping: Digital: Hour, minute, second, pm, date, day