The Seiko Prospex SPB481J1 is a professional-grade diver’s watch built for performance and durability. Powered by the reliable 6R55 automatic movement, it offers a 72-hour power reserve and a screw-down crown for enhanced water resistance. The 41.3mm stainless steel case is paired with a cream dial and unidirectional rotating bezel, combining classic aesthetics with modern dive capabilities. Rated for 300 metres, this is a tool watch engineered for serious underwater adventures.