A diving watch that's both functional and stylish, this Citizen Eco-Drive Promaster Professional Diver men's watch has been inspired by the aquatic world. Citizen Eco-Drive watches combine modern and stylish design with award-winning, environmentally friendly technology which harnesses the power of light and converts it into energy. This clever watch is fastened with a dark blue polyurethane strap and features a 42mm stainless steel case with a one-way rotating elapsed-time bezel. The round face displays a blue dial that's enhanced by bold hour markers and hands and a date window at 4 o'clock. Water resistant to 200m, this watch is powered by an Eco-Drive E168 movement. Technology meets style with this diving watch that's powered by light, so it never needs a battery. BN0151-09L