Features:Stainless Steel CaseNylon StrapAutomatic MovementCaliber: F6727Sapphire CrystalGreen DialAnalog DisplayPower ReserveLuminous HandsDate DisplayBi Directional Rotating BezelScrew Down CrownScrewed Case BackBuckle Clasp200m Water ResistanceApproximate Case Diameter: 45mmApproximate Case Thickness: 13mmApproximate Lug Width: 20mm