Audemars Piguet Royal Oak Double Balance Wheel Openworked

Material: Brushed black ceramic with polished chamfers.

Dimensions: 41 mm diameter; approximately 9.7 mm thickness.

Bezel: Black ceramic with eight 18-carat pink gold hexagonal screws.

Crystal: Glareproofed sapphire crystal and titanium sapphire caseback.

Water Resistance: 50 meters (5 ATM).

Bracelet: Integrated black ceramic bracelet with titanium AP folding clasp.

Calibre: Self-winding Manufacture Calibre 3132.

Special Feature: Double balance wheel architecture visible at 8 o'clock, improving precision and stability.

Power Reserve: Approximately 45 hours.

Frequency: 3 Hz (21,600 vibrations per hour).

Total Components: 245 parts.