This new metal band model is based on the popular square face W-218 Series.The base model's casual sporty design takes on a metal gadget feel, making it possible to match this model to a wider range of scenes and fashions.Since it is digital, this model also delivers plenty of practical functionality, including an LED light for easy reading in the dark, a 1/100-second stopwatch, an alarm, and a calendar.SpecificationsCase / bezel material: ResinTriple-fold ClaspStainless Steel BandResin Glass50-meter water resistanceLED backlight 1/100-second stopwatchMeasuring capacity: 59'59.99"Measuring modes: Elapsed time, split time, 1st-2nd place times Daily alarmHourly time signal Auto-calendar (set at 28 days for February)12/24-hour formatRegular timekeeping: Hour, minute, second, pm, date, day Accuracy: ±30 seconds per monthApprox. battery life: 7 years on CR2016 Size of case / Total weightSize of case : 44.4×43.2×10.8mmTotal weight : 85gWarranty: 2 Year International Casio Warranty