Seiko Prospex 1970 Heritage Diver Watch

1970 Heritage Diver's Watch. Part of the Seiko Prospex line, this watch is crafted for adventurers, celebrating Seiko's legacy of high-intensity timekeeping. ISO-certified for scuba diving up to 200 meters, it features a 26-jewel Caliber 8L35 automatic movement with 28,800 vibrations per hour, a 50-hour power reserve, and manual or automatic winding. The textured gray dial has a date calendar and LumiBrite-coated hands, markers, and bezel ring accents. Made of stainless steel with a super-hard coating, it includes a screwdown crown and caseback, a curved sapphire crystal, and a black one-way rotating bezel. Reference SLA051