CITIZEN Promaster Dive Super Titanium Automatic Mechanical 46mm Watch SpecialBlackBayFeatured Features Movement: U680†Eco Drive Case Size: Ring Size:4.5 Features Movement: U680†Eco Drive Case Size: 46mm Water Resistance: 20†bar (200†metres) Dial Colour: Black Synchronized to Atomic Clock for Superior Accuracy Atomic Timekeeping Technology with Synchronized Time Adjustment Available in 43 World Cities 1 100 Second Chronograph Measures up to 24 Hours Perpetual Calendar†Dual Time (Second Time Zone) 2 Alarms 99 Minute Countdown Timer Digital Backlight Display Coordinated Universal Time (UTC) Display Power Reserve Indicator renowned for its accuracy and dependability Powered by the movement of your wrist and the dark blue dial complements the titanium case and black polyurethane strap for a strong aesthetic of sport