Features: Stainless Steel Case Stainless Steel Bracelet Quartz Movement Caliber: 8T67 Hardlex Crystal Blue Dial Analog Display Tachymeter Scale Chronograph Function Luminous Hands And Markers Date Display Screwed Case Back Deployment Clasp 100M Water Resistance Approximate Case Diameter: 39.80 mm Approximate Case Thickness: 11.60 mm