Case / bezel material: Resin / Stainless steelResin BandShock ResistantMineral GlassNeobrite200-meter water resistanceElectro-luminescent backlight AfterglowWorld time 29 time zones (27 cities), city code display, daylight saving on/off1/100-second stopwatch Measuring capacity: 59'59.99" Measuring modes: Elapsed time, split time, 1st-2nd place timesCountdown timer Measuring unit: 1 second Countdown range: 60 minutes Countdown start time setting range: 1 to 60 minutes (1-minute increments) Others: Auto-repeat, time up alarmDaily alarms 5 independent daily alarms (4 one-time alarms and 1 snooze alarm)Hourly time signalAuto-calendar (to year 2039)12/24-hour formatRegular timekeeping Analog: 2 hands (Hour, minute) Digital: Hour, minutes, seconds, pm, month, date, dayAccuracy: ±15 seconds per monthApprox. battery life: 3 years on SR927W X 2 
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