Audemars Piguet Royal Oak Royal Oak Ultra Thin Tourbillon Openworked Stainless Steel

Reference 26518ST.OO.1220ST.01

About this watch

The Audemars Piguet Royal Oak Ultra Thin Tourbillon Openworked is a masterpiece of horology that embodies the pinnacle of luxury watchmaking. This stunning timepiece boasts an open-worked movement, showcasing the intricate beauty of its hand-wound caliber AP 2924 SQ. With a tourbillon escapement and a power reserve of up to 70 hours, this watch is not only a work of art but also a marvel of engineering. Its stainless steel case measures 41mm in diameter and 8.95mm in height, offering a sleek profile that sits comfortably on the wrist. The integrated bracelet design adds to its comfort and style, while the sapphire glass provides scratch-resistance and sophistication. As a limited edition of just 100 units, this watch is truly exclusive, making it a coveted piece for collectors and watch enthusiasts alike. Whether you're looking to make a statement or simply appreciate fine craftsmanship, the Royal Oak Ultra Thin Tourbillon Openworked is sure to impress.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Hand-wound movement with tourbillon escapement
  • Open-worked dial revealing intricate mechanism
  • Stainless steel case with 41mm diameter and 8.95mm height
  • Integrated bracelet design for comfort and style
  • Sapphire glass for scratch-resistance and sophistication
  • Limited edition of 100 units
  • Power reserve up to 70 hours

Specifications

Brand
Audemars Piguet
Family
Royal Oak
Model
Royal Oak Ultra Thin Tourbillon Openworked Stainless Steel
Reference
26518ST.OO.1220ST.01
Movement
ap-2924-sq
Movement Features
  • Hours, Minutes
  • Tourbillon Escapement, Skeleton, Power Reserve Indicator
Case
Stainless Steel 41mm
Dial Color
Skeleton
Crystal
Sapphire
Water Resistance
20

Current Listings

Audemars Piguet Royal Oak Offshore Titanium Ceramic 44mm Box & Papers – 26400IO

Audemars Piguet - 26400IO · $24,595.002
A massive 44mm titanium case with a rugged, high-tech feel and a slate grey "Méga Tapisserie" dial adds depth and dimension beneath the bold red chronograph accents. This timepiece is powered by AP's automatic chronograph movement.

  • Condition: Excellent preowned condition
  • Case material: Titanium
  • Bezel material: Black ceramic
  • Pusher material: Black ceramic
Posted at
Jun 24, 2025, 5:18 PM
Active
Audemars Piguet Royal Oak Offshore Chronograph “Half Brick” Rhodium 42mm 26470OR

Audemars Piguet Royal Oak Offshore Chronograph “Half Brick” Rhodium 42mm 26470OR

Audemars Piguet - 26470OR · $38,895.004
The Audemars Piguet Royal Oak Offshore Chronograph is a bold and elegant watch with a striking grey dial, 18k rose gold case, and automatic chronograph movement. It's designed for those who want their wristwear to turn heads and stand out from the crowd.

  • Condition: Excellent preowned condition
  • Case diameter: 42mm
  • Movement type: automatic chronograph
  • Strap options: black rubber, white textured rubber
Posted at
Jun 24, 2025, 5:17 PM
Active
Audemars Piguet Royal Oak Offshore Rubens Barrichello II 26078PO.OO.D018CR.01 Platinum.

Audemars Piguet Royal Oak Offshore Rubens Barrichello II 26078PO.OO.D018CR.01 Platinum.

This Audemars Piguet Royal Oak Offshore Rubens Barrichello II features a platinum case and comes with warranty booklets and a service box.

  • Condition: Excellent
  • Material: platinum
Posted at
Jun 23, 2025, 11:15 PM
Active
Audemars Piguet Royal Oak Offshore Navy 26470ST

Audemars Piguet Royal Oak Offshore Navy 26470ST

The Audemars Piguet Royal Oak Offshore Navy is a 42mm stainless steel chronograph watch with a navy blue dial and Méga Tapisserie pattern, delivering a statement of power, precision, and prestige.

  • Condition: Very good pre-owned condition
  • Size: 42mm diameter
  • Case material: Stainless steel
  • Features: Chronograph, Date Window, Screw-down Crown
Posted at
Jun 23, 2025, 1:04 PM
Active
[WTS] Audemars Piguet Royal Oak Offshore Navy Gen 2 26470ST

Audemars Piguet Royal Oak Offshore Navy Gen 2 26470ST

The Audemars Piguet Royal Oak Offshore Navy is a 42mm stainless steel chronograph with a rich navy blue dial and signature Méga Tapisserie pattern, evoking the spirit of adventure with unmistakable luxury.

  • Condition: Very good pre-owned condition
  • Case size: 42MM diameter
Posted at
Jun 23, 2025, 12:39 PM
Active
[WTS] Audemars Piguet Royal Oak Offshore Diver Carbon Fiber Ceramic 2013 Box Papers 15706AU

Audemars Piguet Royal Oak Offshore Diver Carbon Fiber Ceramic 2013 Box Papers 15706AU

Audemars Piguet - 15706AU · $23,000
This is a 42mm Audemars Piguet Royal Oak Offshore Diver, featuring a carbon fiber and ceramic case. It comes with its original box and papers.

  • Condition: Good condition overall
  • Year: 2013
  • Material: Carbon Fiber Ceramic
Posted at
Jun 22, 2025, 1:43 PM
Active
Audemars Piguet Royal Oak Offshore Rubberclad Black 25940SK.OO.D002CA.01.A FULL

Audemars Piguet Royal Oak Offshore Rubberclad Black 25940SK.OO.D002CA.01.A FULL

The watch is described as a black Rubberclad Royal Oak Offshore, with a strong presence on the wrist and comparable pricing to standard steel Rolex models.

  • Condition: MINT
  • Material: Rubberclad
  • Serial number type: H Serial
  • Production year: 2011
Posted at
Jun 22, 2025, 2:40 AM
Active
Audemars Piguet Royal Oak Offshore Diver 42 White – 15710ST.OO.A002CA.02 – FULL

Audemars Piguet Royal Oak Offshore Diver 42 White – 15710ST.OO.A002CA.02 – FULL

The Audemars Piguet Royal Oak Offshore Diver 42 White features a clean white dial, stunning steel casing, and perfect size at 42mm.

  • Condition: Excellent condition with minimal signs of wear
  • Diameter: 42mm
  • Band Material: rubber
Posted at
Jun 22, 2025, 2:38 AM
Active
Audemars Piguet Royal Oak Automatic 41mm Black Dial 2020 – AP 15500st Full Set

Audemars Piguet Royal Oak Automatic 41mm Black Dial 2020 – AP 15500st Full Set

The Audemars Piguet Royal Oak Automatic 41mm Black Dial 2020 is a statement piece that seamlessly blends elegance with functionality in one of AP's most sought-after configurations.

  • Condition: Great condition, case, crystal and buckle are in great condition
  • Case Size: 41mm diameter
  • Dial Color: Black
  • Material: Stainless Steel
Posted at
Jun 22, 2025, 2:35 AM
Active