Reach a higher altitude in style and performance with the new promaster air skyhawk. 46mm silver-tone stainless steel case green analog-digital dial with white and silver-tone accents scratch-resistant sapphire crystal functions include atomic time clock synchronization, time adjustment in 43 world cities, 1/100 second chronograph, digital backlight display and power reserve indicator green leather strap with white contrast stitching and buckle clasp powered by citizen’s eco-drive technology, so it never needs a battery water-resistant to 200 meters caliber u680