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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BVL 288

BVL 318

PF331

PF332

PF441
Rolex Cal. 2236

Rolex 2236

Seiko 8L55

Seiko 9S85

Seiko 9S86

Zenith 660

Zenith 661

Zenith 672

Zenith 679

Zenith 680

Zenith 682

Zenith 693