Automatic Movement (28800bph)with Smooth Sweeping Seconds HandScrew-in watch crownFully Functional Chronograph Pusher at 2:00 starts/stops Chronograph Pusher at 4:00 resets ChronographSolid 440 Stainless Steel with High quality plated Rose Gold CaseHigh quality genuine Leather Strap with Deployment BuckleSapphire Crystal Glass Face with Anti-Reflective CoatingCase Diameter:42.5 mmWater-Resistant