Features: Stainless Steel Case Genuine Leather Strap Swiss Made Automatic Movement Caliber: Landeron 77 Sapphire Crystal Black Dial Analog Display Power Reserve Upto 44 Hours Chronograph Function Luminous Hands And Markers Day And Date Display Pull/Push Crown See Through Case Back Buckle Clasp 50m Water Resistance Approximate Case Diameter: 42.00 mm Approximate Case Thickness: 16.00 mm Approximate Lug Width: 20.00 mm