Citizen Promaster Sky Chronograph Radio Controlled Eco Drive CB5920 86E 200M Men's Watch Case 9mm Features: Silicon Case Silicon Strap men's dive watch Features: Silicon Case Silicon Strap Quartz Movement Mineral Crystal Black Dial Analog Display Pull Push Crown Solid Case Back Buckle Clasp 100M Water Resistance Approximate Case Diameter: 34mm Approximate Case Thickness: 9mm Features: Case Bezel Material: Resin Resin Band Quartz Movement Mineral Glass Shock Resistant Digital Display LED Backlight (Super Illuminator) Flash Alert Multi Time (4 Different Cities) World Time(31 Time Zones) Countdown Timer 1 100 Second Stopwatch 5 Daily Alarms Or One Time Alarms Hourly Time Signal Full Auto Calendar(To Year 2099) 12 24 Hour Format Button Operation Tone On Off Regular Timekeeping Accuracy: ±15 Seconds Per Month 200 Meter Water Resistance Approximate Size Of Case: 55 × 49 Features: Stainless Steel Case Stainless Steel Bracelet Eco Drive Movement Caliber: E660 Sapphire Crystal Black Dial Analog Display Day And Date Display Power Reserve World Time 12 24 Hours Display Chronograph Funtion Alarm Power Saving Function Insufficient Charge Warning Function Overcharge Prevention Function Perpetual Calendar Global Radio Controlled Luminous Hands And Markers Solid Case Back Deployment Clasp 200m Water Resistance Approximate Case Diameter: 42mm Approximate Case Thickness: 14mm Approximate Lug Width: 22mm