The Seiko Prospex SPB321J1 2022 Sumo Diver Automatic Men Watch delivers professional dive performance with a refined modern design. Featuring a bold 45mm stainless steel case with super hard coating, this timepiece is equipped with a deep blue dial, ceramic unidirectional rotating bezel, and sapphire crystal for durability and clarity. Powered by the Calibre 6R35 automatic movement, it offers a 70-hour power reserve and reliable accuracy. With 200-meter water resistance, screw-down crown, and Lumibrite hands and markers, the SPB321J1 is built for divers and enthusiasts who demand strength and style.