The Citizen Collection Series BL5594-59E is a stylish and convenient timepiece powered by Citizen's Eco-Drive technology. This means it never needs a battery change, as it's continuously charged by any light source. The watch features a sleek black dial, a stainless steel case and bracelet, and a chronograph for precise timing. With its 100-meter water resistance and reliable performance, the BL5594-59E is a perfect everyday companion.