Features: Two Tone Stainless Steel case Two Tone Stainless Steel Bracelet Quartz Movement Sapphire Crystal Black Dial Analog Display Chronograph Function 1-Second Stopwatch Regular Timekeeping Accuracy: ±20 Seconds Per Month Luminous Hands And Markers Date Display Solid Case Back Deployment Clasp 100m Water Resistance Approximate Case Diameter: 44.7mm Approximate Case Thickness: 9.1mm Approximate Lug Width: 20mm