CASIO A1100B 1 G shock The digits “59” mean that Headwear The digits “59” mean that this particular item’s fit is inspired by the MA 1 from 1959 Deze limited edition horloges staan voor de 40e verjaardag van G SHOCK 9''Measurement Mode: Elapsed TimeAlarm TimekeepingDaily AlarmHourly Time SignalIlluminationLED BacklightBacklight ColorLED: AmberCalendarAuto Calendar (28 days for February)AccuracyAccuracy: ± 30 seconds per monthOther FunctionsRegular Timekeeping:Hour 1 mmWeight90 gCase and Bezel MaterialStainless SteelBandStainless Steel BandOne touch Fold ClaspWater ResistanceWater ResistantPower and Battery LifeEstimated Battery Life: 3 years on CR1616ExteriorCrystalMineral CrystalSurface TreatmentGold Ion Plated CasingGold Ion Plated BandCompatible Band Size150 to 205 mmFunctionsStopwatch1 10 Second StopwatchMeasurement Capacity: 59'59