Casio Youth Digital Resin Strap WS 2100H 8A WS2100H 8 100M Men's Watch wireless charger Features: Resin Case Resin Strap Case 15mm Features: Resin Case Resin Strap Quartz Movement Caliber: 5540 Mineral Crystal Analog Digital Display Power Reserve Neobrite Shock Resistant Double LED Light Afterglow Step Count Using 3 Axis Acceleration Sensor Dual Time 1 100 Second Stopwatch Countdown Timer 5 Daily Alarms Hourly Time Signal Hand Shift Feature Full Auto Calendar (To Year 2099) 12 24 Hour Format Regular Timekeeping Luminous Hands Accuracy: ±15 Seconds Per Month Day And Date Display Solid Case Back Buckle Clasp 200M Water Resistance Approximate Size Of Case : 49 x 45 Features: Silicone Case Silicone Strap Quartz Movement Mineral Crystal Blue Dial Analog Display Chronograph Function Luminous Hands And Markers Date Display 12 24 Hours Display Solid Case Back Buckle Clasp 30M Water Resistance Approximate Case Diameter: 47mm Approximate Case Thickness: 12mm Features: Resin Case Resin Strap Resin Crystal Digital Display LED Light Dual Time 1 100 Second Stopwatch Countdown Timer Alarms Hourly Time Signal Full Auto Calendar 12 24 Hours Display Day And Date Display Screwed Case Back Buckle Clasp 100m Water Resistance Approximate Case Diameter: 50mm Approximate Case Thickness: 15mm Approximate Lug Width: 19mm