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Openworked Extra-Thin Tourbillon
This is one of the thinnest tourbillon movements on the market. The openworking of this movement is highlighted by a contemporary decoration and an anthracite galvanic treatment.
Explore Royal Oak
Royal Oak To break the rules, you must first master them. 
Savoir-faire Time Keeping Complications 
Savoir-faire The art of openworking Details
- Case Width 41.00 mm
- Case Thickness 8.85 mm
- Water Resistance 50 m
Specifications
- Case
- 950 platinum case, glareproofed sapphire crystal and caseback, water-resistant to 50 m
- Dial
- Openworked slate grey dial, white gold applied hour-markers and Royal Oak hands with luminescent coating
- Bracelet
- 950 platinum bracelet with AP folding clasp
- Reference
- 26511PT.OO.1220PT.01
- Functions
- Hours/Minutes
- Base movement thickness
- 4.46
- Total diameter
- 31.5 mm
- Total diameter
- 14 lines
- Type of balance
- With Variable inertia screws
- Frequency of balance wheel
- 3.00 (=21'600 alternances/hour Hz
- Balance-spring type
- Breguet (Philipps)
- Number of jewels
- 25
- Power reserve
- 70 h
- Number of parts
- 216
specificities
- Movement with plat tourbillon
- Openworked movement
- Power reserve on back side
- Differential power reserve
- TOURBILLON
Expert Service
As an Audemars Piguet owner, you’ll have access to the world’s brightest master horologers – many trained here in the Vallée de Joux.
ServiceVisit a Boutique
You can indulge your fascination with our timepieces at retail locations and at our exclusive boutiques, all over the world.
Where to buy
Audemars Piguet History
The Royal Oak is named for British Royal Navy battleships, themselves christened for the tree where King Charles II hid from his enemies.
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Royal Oak SELFWINDING
Selfwinding watch with date display and centre seconds.
