Grail Watch Reference
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Complications
Chronograph
-2-Button
-3-Button Chronograph
-Column Wheel Chronograph
--6-Column Chronograph
--8-Column Chronograph
-Flyback Chronograph
-Split Seconds Chronograph
Date
-Big Date
--Double Wheel Big Date
-Instant Date Change
-Quick Date Correction
Day
-Day by Pointer
Day/Night Indicator
GMT Hand
-Independently-Adjustable 12 Hour Hand
Hacking Seconds
Leap Year
Modular
Month
-Month by Pointer
Moon Phase
-122-Year Moon Phase
Perpetual Calendar
Hands
Big Date at 12:00
Brand
A. Lange & Söhne
Frédéric Piguet
Kenissi
Parmigiani Fleurier
-Tudor
Soprod
Vacheron Constantin
Winding
Automatic
-Bi-Directional Automatic Winding
-Central Rotor Automatic Winding
-Uni-Directional Automatic Winding
--Clockwise Automatic Winding
Hand winding
Regulators
Soprod
Swan Neck Regulator
Variable Inertia Blocks
Production Periods
1990s
2000s
2010s
2020s
Frequency
18,000 A/h
21,600 A/h
28,800 A/h
36,000 A/h
Anti-Shock
Incabloc Double-Cone
Jewels
25
32
35
37
45
Balance Mount
Balance Bridge
Balance Cock
-Balance Cock Clockwise
Back-Side Features
Balance
-Balance at 1:30
-Balance at 10:30
-Balance at 7:30
Central Rotor
Column Wheel
-Column Wheel at 1:30
-Column Wheel at 6:00
L952.1
MT5641
PF361
Soprod C120
VC 1137
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