Explore the deepest depths of style with Citizen's Promaster Eco-Drive Dive watch. Featuring a silver-tone stainless steel case and black polyurethane strap with white dial and luminous hands and markers, this must-have dive watch also includes a 1/5 second chronograph measuring up to 60 minutes, 12/24-hour time and date function. Sustainably powered by any light with Citizen's Eco-Drive technology that never needs a battery, you'll wear this high-performance timepiece in high style from adventures on land to the deep blue sea. Caliber number B612.