Grail Watch Reference

A Reference Library for Watches from Grail Watch

  • Movement Database
  • Grail Watch Blog
  • The Watch Files Podcast
  • Reference Documents
    • 1979 Citizen Movement Table
    • Seiko Blue Book Automatic Movement Chronology
    • Seiko Laurel Brochure
    • Seiko List of Basic and Derivative Calibres
  • About Grail Watch
  • Email
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  • Twitter

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Daini Seikosha 45 Stream

Ebauches SA Swissonic

ESA Mosaba

Suwa Seikosha 56 Stream

Suwa Seikosha 61 Stream

ESA 9160

Seiko 4500

Seiko 4502

Seiko 4520

Seiko 4522