Casio Sport Digital World Time AE 2000WD 1AVDF AE2000WD 1AVDF Men's Watch Blue Contemporary and essential lines T120.410.33.091.00 Contemporary and essential lines Features: Stainless Steel Case Genuine Leather strap Automatic Self Winding Movement 21 Jewels Caliber (ER) 48 743 Mineral Crystal White Silver Dial Date Display Buckle Clasp 40 Hours Power Reserve 30 Meter Water Resistant Case Diameter 41mm (Without Crown) Case Diameter 44mm (With Crown) Case Thickness 12mm Features: Case Bezel Material: Ion Plated Stainless Steel Band Mineral Glass LED Light Selectable Illumination Duration Afterglow Multi Time (4 Different Cities) World Time 1 100 Second Stopwatch Countdown Timer Measuring Unit: 1 10 Second Alarms 5 Independent Alarms (One Time Or Daily) Hourly Time Signal Full Auto Calendar (To Year 2099) 12 24 Hour Format Button Operation Tone On Off Regular Timekeeping Accuracy: ±30 Seconds Per Month Triple Fold Clasp 200M Water Resistance Approximate Size Of Case: 52