Seiko Prospex Diver's 300M Auto. (Black Dial)

The SEIKO PROSPEX DIVER'S 300M Automatic features the reliable Caliber 6R55 automatic movement with manual winding and a 72-hour power reserve. Crafted from stainless steel, its 40mm case houses a curved sapphire crystal with anti-reflective coating for enhanced clarity. Designed for serious divers, this watch offers 300m water resistance, a unidirectional rotating bezel, and LumiBrite hands and markers for exceptional visibility underwater. Additional features include a screw-down crown, screw case back, and a secure three-fold clasp with extender, combining durability with expert functionality.