Case / bezel material: Resin / Gold toneAdjustable ClaspStainless Steel BandCut GlassResin GlassNatural diamondsWater ResistantLED light1/100-second stopwatch, Measuring capacity: 59'59.99", Measuring modes: Net time, split time, 1st-2nd place timesDaily alarmHourly time signalAuto-calendar (set at 28 days for February)12/24-hour formatRegular time keeping: Hour, minute, second, pm, date, dayAccuracy: ±30 seconds per monthApprox. battery life: 7 years on CR2016Size of case: 36.8×33.2×9.7mmTotal weight: 45g1 x A159WGED-1D Watch with Original Tag1 x Instruction Manual1 Year Seller Warranty