Features:Two Tone Stainless Steel CaseTwo Tone Stainless Steel BraceletQuartz MovementCaliber: NR20Scratch-Resistant Sapphire CrystalBlack DialAnalog DisplayChronograph FunctionLuminous HandsSee Through Case BackDeployment Clasp30M Water ResistanceApproximate Case Diameter: 44.00 mmApproximate Case Thickness: 10.00 mmApproximate Lug Width: 25.00 mm