Features: Stainless Steel Case Stainless Steel Bracelet Eco-Drive Movement Caliber: B612-00M Mineral Crystal Blue Dial Analog Display Chronograph Function 12/24 Hours Display Luminous Hands And Markers Date Display Screw Down Crown Screwed Case Back Deployment Clasp 100m Water Resistance Approximate Case Diameter: 43mm Approximate Case Thickness: 13mm Approximate Lug Width: 22mm