Features:Resin CaseResin StrapQuartz MovementResin CrystalBlue DialAnalog Display1/10-Second StopwatchChronograph FunctionLuminous HandsDate DisplayScrewed Case BackBuckle Clasp100M Water ResistanceApproximate Case Size (L × W × H): 52.3 × 50.9 × 14.3 mmApproximate Case Diameter: 50.90 mmApproximate Case Thickness: 14.30 mm