Seiko Prospex GMT Divers SPB383J1 Watch

The 1968 Heritage Diver's GMT from Seiko Prospex combines adventure-ready design with technological excellence. It reinterprets Seiko’s iconic 1968 diver’s watch, featuring the brand’s first mechanical GMT movement, caliber 6R54. With a 72-hour power reserve, this automatic GMT watch operates at 21,600 vibrations per hour, offering independent GMT hand setting and manual winding. Its features include a black ceramic uni-directional bezel, a date calendar, LumiBrite markers for legibility, stainless steel construction with a super-hard coating, and ISO-certified water resistance to 200 meters.