Grail Watch Reference
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Complications
Chronograph
-2-Button
-Column Wheel Chronograph
--8-Column Chronograph
Tourbillon
Hands
30 Minute Chronograph Hand at 3:00
Central 60 Second Chronograph Hand
Central Hour Hand
Central Minute Hand
Open Heart at 6:00
Small Seconds Hand at 9:00
Brand
Audemars Piguet
Winding
Hand winding
Regulators
Screwed Balance
Screwed Mobile Stud
Production Periods
Frequency
21,600 A/h
Anti-Shock
Jewels
28
Balance Mount
Balance Bridge
Back-Side Features
-Column Wheel at 6:00
-Tourbillon at 6:00
AP 2889
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