Grail Watch Reference
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Complications
Chronograph
-2-Button
-Cam Switching Chronograph
-Column Wheel Chronograph
--6-Column Chronograph
--8-Column Chronograph
-Monopusher Chronograph
Date
-Instant Date Change
-Quick Date Correction
-Retrograde Date
-Semi-Instantaneous Date Change
Day
Hacking Seconds
Leap Year
Month
Moon Phase
Perpetual Calendar
Power Reserve Indicator
Regulator
Tourbillon
Hands
12 Hour Chronograph Hand at 6:00
30 Minute Chronograph Hand at 3:00
Central 60 Second Chronograph Hand
Central Date Pointer
Central Hour Hand
Central Minute Hand
Central Seconds Hand
Date Window at 4:30
Day Window at 9:00
Hour Hand at 12:00
Leap Year Window at 12:00
Month Window at 3:00
Moon Phase Wheel at 6:00
Open Heart at 6:00
Power Reserve Pointer at 1:00
Small Seconds Hand at 6:00
Small Seconds Hand at 9:00
Brand
Audemars Piguet
Chronoswiss
ETA
-Valjoux
Parmigiani Fleurier
Zenith
Winding
Automatic
-Bi-Directional Automatic Winding
-Central Rotor Automatic Winding
-Uni-Directional Automatic Winding
--Clockwise Automatic Winding
--Counter-Clockwise Automatic Winding
Hand winding
Two Barrel
Regulators
ETACHRON
Screwed Balance
Screwed Mobile Stud
Valjoux
Production Periods
2000s
2010s
2020s
Frequency
21,600 A/h
28,800 A/h
Anti-Shock
Incabloc Double-Cone
Jewels
27
28
30
32
38
Balance Mount
Balance Bridge
Balance Cock
-Balance Cock Clockwise
-Balance Cock Counter-Clockwise
Back-Side Features
Balance
-Balance at 1:30
-Balance at 7:30
-Barrel at 1:30
-Barrel at 12:00
-Barrel at 7:30
Central Rotor
-Column Wheel at 6:00
-Tourbillon at 6:00
AP 2889
Chronoswiss C.125
ETA 7753
PF333
Zenith 685
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