Grail Watch Reference
A Reference Library for Watches from Grail Watch
Movement Database
Patent Database
Grail Watch Blog
The Watch Files Podcast
Reference Documents
Vocabulary
About Grail Watch
Email
Instagram
LinkedIn
Mastodon
RSS
Threads
Twitter
Complications
Date
-Instant Date Change
-Quick Date Correction
Hacking Seconds
Hands
Central Hour Hand
Central Minute Hand
Central Seconds Hand
Date Window at 3:00
Brand
Zenith
Winding
Automatic
-Bi-Directional Automatic Winding
-Central Rotor Automatic Winding
Regulators
Production Periods
1990s
2000s
2010s
2020s
Frequency
28,800 A/h
Anti-Shock
Jewels
27
Balance Mount
Balance Cock
-Balance Cock Clockwise
Back-Side Features
-Balance at 1:30
-Barrel at 7:30
Central Rotor
Zenith 670
Sign Up for Grail Watch Updates
