Features: Stainless Steel Case Silicone Strap Automatic Movement Caliber: F6727 22 Jewels Sapphire Crystal Blue Dial Analog Display Luminous Hands And Markers Date Display Uni Directional Rotating Bezel Screw Down Crown Screwed Case Back Buckle Clasp 200M Water Resistance Approximate Case Diameter: 47mm Approximate Case Thickness: 14mm