Features: Stainless Steel Case Silicone Strap Solar Movement Caliber: H851 Hardlex Crystal Black Dial Analog Digital Display Luminous Hands And Markers Date Display LED Light Daily Alarm Full Auto Calendar Uni Directional Rotating Bezel Screw Down Crown Screwed Case Back Buckle Clasp 200M Water Resistance Approximate Case Diameter: 48mm Approximate Case Thickness: 14mm