Citizen Men's watch BL5110-52E ( BL5110 )Titanium case and bracelet 270-Day Power Reserve. Charges in Sunlight or Indoors. Perpetual Calendar Automatically Adjusts for Odd and Even Months and Leap Years through 2100. 1/20-Second Chronograph Measures up to 60 Minutes. Date. Alarm. Low Charge Indicator. Time Reset Advisory. Power Save Function. Push Button Deployment Buckle. Screw-Back Case. 200 Meter Water Resistant. Case measures 40mm diameter by 12mm thick. 5 Years Original Citizen's U.S. Warranty.