Citizen Cosmotron Electronic – Ref. 4-790162Y, Februar 1975 GMT While Seiko was experimenting with

While Seiko was experimenting with the "Electronic" (Cal

unidirectional rotating (counterclockwise)

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King Seiko

Citizen Cosmotron Electronic – Ref. 4-790162Y, Februar 1975 GMT While Seiko was experimenting withThis Citizen Cosmotron Electronic dates from February 1975 and was manufactured in one of the last production phases of the legendary Cosmotron series. It therefore belongs to the final generation of electromechanical transitional models between mechanical and quartz technology a fascinating chapter in Japanese watchmaking history. Historical background The Citizen Cosmotron series was introduced in 1966 and was Japan's first electronically controlled