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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