The Royal Oak Double Balance wheel Openworked tackles these stabilising issues by fixing a second balance wheel and balance-spring assembly on the same axis. The new patented geometry involves a very complex manufacturing procedure, but the payoff is huge: greatly improved precision and stability.
Audemars Piguet Double Balance Wheel Openworked 41mm, Stainless Steel, Grey Dial
Case
- Size – 41 mm
- Thickness – 9.9 mm
- Water Resistance – 50 m
Dial
- Slate grey openworked dial, pink gold applied hour-markers and Royal Oak hands with luminescent coating.
Bracelet
- Stainless steel bracelet with AP folding clasp.
Caliber
- Functions – Hours, minutes, centre seconds
- Number of jewels – 38
- Mechanism – Selfwinding
- Power reserve – 45 h
- Total diameter – 26.6 mm
- Number of parts – 245
- Frequency – 3 hz 21600 vph
- Thickness – 4.4 mm
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