Reach a higher altitude in style and performance with the Promaster Air Skyhawk watch that is the latest addition to the Promaster Air collection from Citizen. This must-have men's watch has a black ion-plated stainless steel case and a black dial with yellow accents and a sapphire crystal. The advanced functions include atomic time clock synchronization for superior accuracy, time adjustment available in 43 world cities, 1/100 second chronograph measures up to 24 hours, perpetual calendar, GMT dual time (second time zone), 2 alarms, 99-minute countdown timer, digital backlight display, Universal Coordinated Time (UTC) display, and a power reserve indicator. The silver-tone stainless steel bracelet band fastens with a fold over clasp with hidden push buttons. This distinctive sports watch utilizes Citizen's Eco-Drive technology that's sustainably powered by any light and never needs a battery, and is water resistant up to 200 meters.46mm black ion-plated stainless steel case and bracelet with a fold-over clasp and hidden push buttonsTachymeter bezelScratch-resistant sapphire crystalLug Width: 22mmLCD digital backlight display and analog chronograph dial with 24-hour time, 6 hands, yellow accents, 2 alarms, atomic timekeeping, a dual time zone, world time, luminous hands and markers, a perpetual calendar, a power reserve indicator, and a 99-minute countdown timerU680 Eco-Drive movementMagnetic resistantRadio controlledWater-resistant up to 200 meters/20Bar/666 feet (swimming, showering, and snorkeling)Citizen Style #: JY8127-59E