Features
Bluetooth, Central Second, Atomic/Radio Controlled, Altimeter, Multifunction, Day/Night Indicator, Easy to Read/Large Numerals, Backlight, Calculator, 12-Hour Dial, Sapphire Crystal, Push/Pull Crown, Month Indicator, Date Indicator, Perpetual Calendar, Scratch-Resistant, Day Indicator, Chronograph, Water-Resistant, Mineral Crystal, Luminous Hands, Annual Calendar, Alarm, Acrylic Crystal, Day/Date, Splash Proof