1970 – 1979
| 1970 | Establishment of subsidiary in USA. |
|---|---|
| 1971 | Establishment of subsidiary in UK. Seiko Time Corporation in the USA opens its first office in Canada. |
| 1972 | Establishment of subsidiary in the former Federal Republic of Germany. Seiko serves as Official Timer of Sapporo Winter Olympic Games in Japan. ![]() |
| 1973 | Introduction of world's first LCD quartz watch with six-digit digital display (06LC).![]() |
| 1974 | Establishment of subsidiary in Brazil. |
| 1975 | Introduction of world's first multi-function digital watch. |
| 1976 | Introduction of world's first quartz alarm clock. |
| 1977 | Establishment of subsidiary in Australia. Establishment of subsidiary in Panama. |
| 1978 | Establishment of subsidiary in Switzerland. Seiko serves as Official Timer of World Cup Soccer Championships in Argentina. Introduction of world’s first very-fine adjusted ultra-accurate Twin Quartz watch, with less than five seconds deviation per year. |
| 1979 | Establishment of subsidiary in Sweden. Introduction of Pulsar brand. Introduction of Alba brand. |

