Casio Edifice Chronograph Quartz EFR 539BK 1AV EFR539BK 1AV Men's Watch Casio Masc Features: Stainless Steel Case Stainless Sky Blue Features: Stainless Steel Case Stainless Steel Bracelet Quartz Movement Caliber: VD33A14 Mineral Crystal White Silver Dial Analog Display Chronograph Function 12 24 Hours Display Date Display Pull Push Crown Solid Case Back Deployment Clasp 50M Water Resistance Approximate Case Diameter: 40mm Approximate Case Thickness: 11 Features: Case Bezel Material: Resin Resin Strap Quartz Movement Mineral Crystal Analog Digital Display Neobrite Moon data Tide Graph Shock Resistant LED Backlight World Time (27 Cities) Dual time 1 Second Stopwatch Countdown Timer 3 Daily Alarms Hourly Time Signal Full Auto Calendar (To Year 2039) 12 24 Hour Format Regular Timekeeping Accuracy: ±30 Seconds Per Month Day And Date Display Solid Case Back Buckle Clasp 100M Water Resistance Approximate Size Of Case: 46 Features: Case Bezel Material: Black IP Stainless Steel Black IP Stainless Steel Bracelet Quartz Movement Mineral Crystal Black Dial Analog Display Chronograph Function 1 10 Second Stopwatch Regular Timekeeping Accuracy: ±20 Seconds Per Month Luminous Hands And Markers Date Display Solid Case Back Deployment Clasp 100M Water Resistance Approximate Size Of Case: 54