Comfortable convenience and down-to-earth utility — a mid-sized digital watch with 36.6 mm case that delivers a comfortable fit even on slimmer wrists. Equipped with fully automatic LED light and a dedicated light button on the front for even more practical functionality. The band is made of bio-based resin, a material expected to reduce environmental impact. Basic Information Case size (L× W× H)43 × 36.6 × 10.9 mm Weight27 g Case and bezel materialResin BandBio-based Resin Band Water resistance50-meter water resistance Power supply and battery lifeApprox. battery life: 3 years on CR1616 Exterior GlassResin GlassSpherical Glass Compatible band size145 to 215 mm Watch Features World timeDual time Stopwatch1/100-second stopwatchMeasuring capacity: 00'00''00~59'59''99 (for the first 60 minutes) 1:00'00~23:59'59 (after 60 minutes) Measuring unit: 1/100 second (for the first 60 minutes) 1 second (after 60 minutes) Measuring modes: Elapsed time, split time TimerCountdown timer Measuring unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 minute to 24 hours (1-second increments, 1-minute increments and 1-hour increments) Other: Auto-repeat l Alarm/hourly time signalDaily alarmHourly time signal LightLED backlight Light colourLED:Amber CalendarAuto-calendar (set at 28 days for February) AccuracyAccuracy: ±30 seconds per month Other features12/24-hour formatRegular timekeeping:Hour, minute, second, pm, date, day