Casio G Shock Origin Tough Solar Bluetooth Radio Controlled Digital GW B5600BC 1 GWB5600BC 1 200M Men's Watch Chronograph Features: Case Bezel material: Resin Resin Oui & Me Features: Case Bezel material: Resin Resin Band Quartz Movement Resin Glass Spherical Glass Dual Time LED Light Afterglow Fishing Level Indicator Moon Data Multi Function Alarms Hourly Time Signal Full Auto Calendar(To Year 2099) Button Operation Tone on off Stopwatch Function Countdown Timer Regular Timekeeping Accuracy: ±30 Seconds Per Month 50M Water Resistance Approximate Size of Case: 46 Features: Stainless Steel Case Leather Strap Quartz Movement Mineral Crystal Silver Dial Analog Display Luminous Hands Date Display Solid Case Back Buckle Clasp 50M Water Resistance Approximate Case Diameter: 44mm Approximate Case Thickness: 12mm Day And Date Display Screwed Case Back Deplyoment Clasp 200m Water Resistance Approximate Case Diameter: 43mm Approximate Case Thickness: 13mm Approximate Lug Width: 16mm Features: Resin Case Stainless Steel Resin Composite Bracelet Mineral Crystal Solar Powered Radio Controlled Digital Display Smartphone Link Multi Band 6 Five World Times Days Of The Week In Six Languages G Shock Connected App Shock Resistant LED Backlight Time Calibration Signal Reception Mobile Link (Wireless Linking Using Bluetooth) Alarms 1 100 Second Stopwatch Countdown Timer Hourly Time Signal Low Battery Alert Power Saving Full Auto Calendar 12 24 Hours Display Button Operation Tone On Off Month