Features:Case / Bezel Material: Resin / Chrome PlatedStainless Steel BraceletResin CrystalDigital DisplayPreset TimerPopular Retro Design1/10-Second StopwatchCountdown TimerDaily AlarmHourly Time SignalAuto-Calendar (28 Days For February)Regular Timekeeping12/24-Hour FormatAccuracy: ±30 Seconds Per MonthDeployment Clasp30M Water ResistanceApproximate Size Of Case: 30.3 x 24.6 x 7.3mm