The latest promaster skyhawk a-t reaches a higher altitude in style. Crafted in two-tone stainless steel, the 45mm case features a gold-tone bezel, gray three-hand dial, luminous hands and a sapphire crystal. It also includes atomic time clock synchronization for superior accuracy, time adjustment available in 43 world cities, 1/100 second chronograph measures to 24 hours, a perpetual calendar, two alarms, a 99-minute countdown timer, digital backlight display, universal coordinated time (utc) display, and a power reserve indicator. The brown leather strap with contrast stitching fastens with a buckle closure. Citizen eco-drive® technology harnesses the power of any light source. Sustainably powered by light, the eco-drive watch never needs a new battery. This watch is water-resistant to 200 meters. Caliber u680.