Reach a higher altitude in style and performance with the Promaster Air Skyhawk that is the latest addition to the Promaster Air collection. This must-have menâ€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 our Eco-Drive technology thatâ€s sustainably powered by any light and never needs a battery and is water resistant up to 200 meters.