Audemars Piguet Royal Oak Royal Oak Ultra Thin Tourbillon Openworked Yellow Gold / Boutique Edition

Reference 26513BA.OO.1220BA.01

About this watch

The Audemars Piguet Royal Oak Ultra Thin Tourbillon Openworked Yellow Gold / Boutique Edition is a breathtaking blend of design, engineering, and exclusivity. Crafted from 18k yellow gold, this limited-edition masterpiece boasts a skeletonized dial that allows you to peer into the heart of the watch, revealing the intricate workings of the AP 2924 SQ caliber hand-wound movement. With a power reserve of 70 hours, this timepiece is not just a statement piece but also a testament to mechanical excellence. The tourbillon escapement compensates for gravitational errors in timekeeping, elevating the entire experience. This watch strikes the perfect balance between presence and wearability, making it suitable for everyday wear with a water resistance of 50 meters. As one of only 40 units produced, owning this piece is not just about having a watch but being part of a select group of collectors who appreciate the finer things in life.
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Key Features

  • 18k yellow gold case
  • Skeletonized dial with intricate movement display
  • AP 2924 SQ caliber hand-wound movement
  • Tourbillon escapement for precision timekeeping
  • Water resistance up to 50 meters
  • Limited edition of only 40 units produced
  • Diameter: 41.00 mm, Height: 8.85 mm

Specifications

Brand
Audemars Piguet
Family
Royal Oak
Model
Royal Oak Ultra Thin Tourbillon Openworked Yellow Gold / Boutique Edition
Reference
26513BA.OO.1220BA.01
Movement
ap-2924-sq
Movement Features
  • Hours, Minutes
  • Tourbillon Escapement, Skeleton, Power Reserve Indicator
Case
Yellow Gold 41mm
Dial Color
Skeleton
Crystal
Sapphire
Water Resistance
50

Current Listings

[WTS] Audemars Piguet Royal Oak Offshore "SAFARI" w/ 18-Month Warranty & 3 Straps

Audemars Piguet Royal Oak Offshore "SAFARI" w/ 18-Month Warranty & 3 Straps

This Audemars Piguet Royal Oak Offshore 'Safari' features a cream-colored dial with a 'Méga Tapisserie' pattern and luminous hands, powered by AP's in-house self-winding mechanical movement.

  • Condition: Excellent with minor blemish on the bezel
  • Movement type: In-house self-winding mechanical
  • Power reserve: 40 hours
  • Warranty: 18-month warranty from Horologix
Posted at
Nov 6, 2025, 11:11 AM
Active
[WTS] Audemars Piguet Royal Oak Chronograph Yellow Gold Green Dial 41mm 26331BA.OO.1220BA.02

Audemars Piguet Royal Oak Chronograph Yellow Gold Green Dial 41mm 26331BA.OO.1220BA.02

This stunning Royal Oak Chronograph has a yellow gold case with a rich green dial, one of only 125 pieces ever made.

  • Condition: like new
  • Movement type: Mechanical (Automatic)
  • Jewels: 37
  • Power reserve hours: 40
Posted at
Nov 6, 2025, 8:44 AM
Active
[WTS] Audemars Piguet Royal Oak Offshore 26400SO Panda Dial 44mm 2016 Full Set

Audemars Piguet Royal Oak Offshore 26400SO Panda Dial 44mm 2016 Full Set

This is an excellent example of a very wearable and versatile 44mm Offshore model with a stainless steel case, automatic chronograph movement, and 50 hour power reserve.

  • Condition: Excellent, near mint pre-owned condition
  • Case size: 44mm diameter
  • Movement: Calibre 3126/3840
  • Power reserve: 50 hour power reserve
Posted at
Nov 5, 2025, 12:57 PM
Active
[WTS] Audemars Piguet Royal Oak 15500ST Black Dial 41mm Steel 2020 Full Set

Audemars Piguet Royal Oak 15500ST Black Dial 41mm Steel 2020 Full Set

The Audemars Piguet Royal Oak 15500ST features a classic 41mm stainless steel case with a black Grande Tapisserie dial, making it suitable for various occasions.

  • Condition: Excellent pre-owned condition with very faint wear on the case, bezel, and bracelet consistent with careful use
  • Case material: stainless steel
  • Diameter: 41mm
  • Movement type: automatic
Posted at
Nov 5, 2025, 12:34 PM
Active
[WTS] 2017 Audemars Piguet Royal Oak 41 White 15400ST — Like New Condition, Inner Box & Papers

2017 Audemars Piguet Royal Oak 41 White 15400ST — Like New Condition, Inner Box & Papers

Audemars Piguet - 15400ST · $33,000
The Audemars Piguet Royal Oak 41mm White Dial 15400ST embodies the essence of modern luxury with its distinctive design and impeccable craftsmanship, featuring a signature white dial, applied hour markers, and integrated stainless steel bracelet.

  • Condition: Like new condition
  • Diameter: 41mm
  • Lug to lug length: 51mm
  • Thickness: 9.8mm
Posted at
Nov 5, 2025, 8:01 AM
Active