Features: Stainless Steel Case Stainless Steel Bracelet Automatic Movement Caliber: L888.4 21 Jewels Scratch Resistant Sapphire Crystal With Several Layers Of Anti-Reflective Coating On The Underside White Dial Analog Display Chronometer 25'200 Vibrations Per Hour Power Reserve Up To 72 Hours Date Display See Through Case Back Deployment Clasp 30m Water Resistance Approximate Case Diameter: 40mm Approximate Case Thickness: 10.8mm Approximate Lug Width: 20mm nbsp;