Features:Bio-Based Resin CaseBio-Based Resin StrapTough SolarCaliber: 3553Mineral CrystalBlack DialDigital DisplayShock ResistantMud ResistantCarbon Core Guard StructureWorld TimeDigital Compass5 Daily Alarms1/100-Second StopwatchCountdown TimerFull Auto-CalendarButton Operation Tone On/OffHand Shift FeatureBattery Level IndicatorRegular Timekeeping12/24 Hours DisplayMonth, Day And Date DisplayScrewed Case BackBuckle Clasp200m Water ResistanceApproximate Case Diameter: 52.7mmApproximate Case Thickness: 14.8mmApproximate Lug Width: 24mm