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
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Complications
24 Hour Hand
Chronograph
-2-Button
-Column Wheel Chronograph
--5-Column Chronograph
--6-Column Chronograph
-Horizontal Clutch Chronograph
-Monopusher Chronograph
GMT Hand
-Independently-Adjustable 24 Hour Hand
Tourbillon
Hands
24 Hour Hand at 3:00
30 Minute Chronograph Hand at 3:00
30 Minute Chronograph Hand at 6:00
Central 60 Second Chronograph Hand
Central Hour Hand
Central Minute Hand
Open Heart at 6:00
Small Seconds Hand at 9:00
Brand
Bulgari
Winding
Automatic
-Peripheral Automatic Winding
Regulators
Production Periods
2010s
2020s
Frequency
21,600 A/h
28,800 A/h
Anti-Shock
Jewels
37
52
Balance Mount
Balance Bridge
Back-Side Features
-Column Wheel at 7:30
BVL 318
BVL 388
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