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Audemars Piguet ROYAL OAK DOUBLE BALANCE WHEEL OPENWORKED Ref. 15407OR.OO.1220OR.01

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.

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Description

CASE

  • MATERIAL18-carat pink gold
  • WATER RESISTANCE50 m
  • SIZE41 mm

DIAL

Slate grey openworked dial, pink gold applied hour-markers and Royal Oak hands with luminescent coating.

BRACELET

18-carat pink gold bracelet with AP folding clasp.

CALIBRE 3132

  • FUNCTIONSHours, minutes, centre seconds
  • NUMBER OF JEWELS38
  • MECHANISMSelfwinding
  • POWER RESERVE45 h
  • TOTAL DIAMETER26.6 mm
  • NUMBER OF PARTS245
  • FREQUENCY3 hz 21600 vph
  • THICKNESS4.4 mm

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