Features: Stainless Steel Case Stainless Steel Bracelet Automatic Movement Caliber: 8310 21 Jewels Mineral Crystal Black Dial Analog Display Luminous Hands And Markers Date Display Power Reserve Upto 60 Hours See Through Case Back Deployment Clasp 50m Water Resistance Approximate Case Diameter: 41mm Approximate Case Thickness: 12.6mm Approximate Lug Width: 20mm