tuna 55

55 years ago, Seiko introduced its, and Japan’s, first ever diver’s watch. pasal 338 kuhp jo 55 This was the 62MAS, which has now become an icon of the industry and a collector’s item With an automatic movement and water resistance to 150m, it proved its reliability when it was used by members of the Japanese Antarctic Research Expedition from 1966 to 1969