Grail Watch Reference
A Reference Library for Watches from Grail Watch
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Complications
Chronograph
-2-Button
-Split Seconds Chronograph
Date
-Date by Pointer
-Quick Date Correction
-Retrograde Date
Day
-Day by Pointer
-Quick Day Correction
Grande Complication
Leap Year
Month
-Month by Pointer
-Quick Month Correction
Moon Phase
Perpetual Calendar
Repeater
-Minute Repeater
Week Number
Hands
Month Pointer at 6:00
Brand
Audemars Piguet
Parmigiani Fleurier
Universal
Winding
Automatic
-Central Rotor Automatic Winding
-Uni-Directional Automatic Winding
--Counter-Clockwise Automatic Winding
Hand winding
Regulators
Screwed Mobile Stud
Production Periods
1940s
2000s
2020s
Frequency
18,000 A/h
19,800 A/h
Anti-Shock
Jewels
15
17
33
52
Balance Mount
Balance Cock
-Balance Cock Clockwise
Back-Side Features
-Balance at 12:00
Central Rotor
AP 2885
PF252
Universal 291
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