Citizen Mens Eco-Drive Promaster Diver - Blue Dial - Blue Rubber Strap -Prove that a dive watch can be fun & functional with the Citizen ISO certified Promaster Professional Diver. With Eco Drive technology, it is powered by light and never needs a battery, so you'll never need to open your case back or compromise your dive again. Featured with stainless steel case, dark blue polyurethane strap and dark blue dial. With aluminum ring on bezel, one way rotating elapsed time and WR200. Blue dial with silver tone hands and