Features: Stainless Steel Case Calf Leather Strap Automatic Movement Caliber: 6R38 24 Jewels Sapphire Crystal Blue Dial Analog Display Open Heart Dial Power Reserve Upto 70 Hours Luminous Hands And Markers See Through Case Back Buckle Clasp 100m Water Resistance Approximate Case Diameter: 40.2mm Approximate Case Thickness: 11.8mm Approximate Lug Width: 20mm