Seiko Crown

Seiko Crown

Suwa Seikosha.

Calibre 560/57A/57B

Made from 1959.03 until at least 1965.12.

Developed into the calibre 3180 (from 1960.12) found in the Grand Seiko First.

Case numbers: 57-8000, 57-8010.

Second Setting version for Japanese railways.

Seiko Crown Self-Dater

Seiko Crown Special

23 jewel version of the 25 jewel movement found in the Grand Seiko First?

Seiko Crown Chronograph

Calibre 5719A, calibre 5718A. Example of calibre 5719A made by Daini Seikosha.

Seiko Crown Chronograph Calendar

Calibre 5717A.