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Royal Oak Tourbillon Chronograph
Reference25977BA.OO.1205BA.01
- Case
- 44 mm · 18k yellow gold
- Thickness
- 12.9 mm
- Calibre
- AP 2889 · 72 h
- Dial
- Silver
Description
The Audemars Piguet Royal Oak Tourbillon Chronograph 25977BA.OO.1205BA.01 was introduced in 2003. It has a 44 mm 18k yellow gold case, 12.9 mm thick. It has a silver dial with mixed indices. It uses the hand-wound calibre AP 2889, with a 72-hour power reserve. Its functions include date, chronograph, tourbillon and small seconds.
Specifications
General
Dial
- Colour
- Silver
- Indices
- Mixed
- Hands
- Baton
Movement
- Calibre
- Audemars Piguet AP 2889
- Type
- Manual winding
- Power reserve
- 72 h
- Frequency
- 21,600 vph (3 Hz)
- Jewels
- 28
- Functions
- ChronographColumn wheelDateHoursMinutesSmall SecondsTourbillon Escapement
- Complications
- ChronographDateSmall secondsTourbillon
Case
- Diameter
- 44 mm
- Thickness
- 12.9 mm
- Material
- 18k yellow gold
- Caseback
- Display (sapphire)
- Crystal
- Sapphire
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