Boldly daring, this sporty watch conveys maximum info at a glance. This 1/20 second Chrono measures to 60 minutes, with Perpetual Calendar, 12/24 Hour Time, Dual time, Alarm, and Rotating inner ring. Features include a rich brown dial and oversized 48mm Stainless Steel Rose Gold-tone case with Screw-back and is 100M WR. Powered by Eco-Drive- the revolutionary light powered movement from Citizen, this watch has the ability to continuously recharge in any light source and can run for a minimum of six months even in the dark without any charge. This revolutionary earth friendly technology eliminates the need to change battery frequently and gives you hassle free timekeeping, never disappointing you when you need it the most. The Eco-Drive movement also comes with built-in Insufficient Charge Warning Function and  Overcharge Prevention Function.