1881 : Established by Kintaro Hattori.
1892 : Foundation of Seikosha clock supply factory.
1895 : Production of Fob watches begins.
1913 : Production of the first wrist watch made in Japan.
1924 : Seiko brand first used on watches.
1964 : Seiko serves as Official Timer of Tokyo Olympic Games in Japan.
1969 : Introduction of Seiko Astron.
1970 : Establishment of Seiko Time Corporation in USA.
1982 : Seiko serves as Official Timer of World Cup Soccer Championships in Spain.
1984 : Introduction of world's first "talking" clock, the Seiko Pyramid Talk.
1986 : Seiko serves as Official Timer of World Cup Soccer Championships in Mexico.
1987 : Seiko serves as Official Timer of 2nd IAAF World Championships in Athletics in Italy.
