Driver beware, one look at redesigned CITIZEN® Promaster SST (Split Second Timer) and you're staring into the dashboard of your timekeeping thrill ride. This timepiece features world time in 43 cities, a 1/1000-second chronograph that measures up to 24 hours, a perpetual calendar, split lap time, average speed calculation, 20 lap memory, a 99-minute countdown timer, an ani/digi display, a screw-back case, and a sapphire crystal. Shown in a stainless steel case, navy blue ion plated bezel, integrated navy blue strap with lime green stitching and a navy blue dial with complimentary lime green accents. Featuring our Eco-Drive technology – powered by light, any light. Never needs a battery.