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.
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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

NOS Audemars PIGUET ROYAL OAK 15550ST BLUE DIAL 37MM 2023 COMPLETE SET
A brand new 2023 Audemars Piguet Royal Oak Self-Winding Stainless Steel watch with a beautiful blue dial and complete set.
- Condition: New Old Stock, Unworn & Unsized
- Year: 2023
- Case Size: 37mm
- Material: Stainless Steel
2023 26240ST Audemars Piguet Royal Oak Chronograph Blue Dial FULL SET
2023 Audemars Piguet Royal Oak Chronograph with a blue dial. The watch is part of the full set and includes various documentation.
- Condition: Minimally worn, MINT unpolished condition
- Year: 2023
- Set Type: Full Set
16202BC Audemars Piguet Royal Oak White Gold Jumbo Blue Tuscan Dial COMPLETE SET
The watch being listed is a 2023 Audemars Piguet Royal Oak White Gold Jumbo Blue Tuscan Dial COMPLETE SET in excellent condition. The blue dial and sharp white gold case and bracelet are described as stunning.
- Condition: Excellent, unpolished condition
- Case material: White Gold
- Bracelet type: Complete Set

2025 NEW UNWORN Audemars Piguet Royal Oak Chronograph Blue Rose Gold 26240OR
A 2025 Audemars Piguet Royal Oak Chronograph in Blue Dial housed in Rose Gold, featuring a stunning Bleu Nuit Nuage 50 Grande Tapisserie dial and attractive bezel with polished edges.
- Condition: unworn
- Case material: 18k pink gold
- Diameter: 41mm
- Water resistance: 30m

Audemars Piguet Royal Oak Yellow Gold On Gold 14790BA
Preserved in overall very good condition, comes with box. Light visible surface wear on the case and bracelet.
- Condition: very good condition, with light surface wear
- Shipping: complimentary fully-insured international shipping via FedEx Priority

Audemars Piguet Royal Oak Panda Watch 26331ST.OO.1220ST.03 Chronograph
A stainless steel Royal Oak Chronograph watch with a white Panda dial and chronograph function, featuring a 41MM case.
- Case material: Stainless Steel
- Dial color: white

Audemars Piguet Royal Oak Black Dial Black Ceramic FULL SET MINT 26240CE
This Audemars Piguet Royal Oak features a black ceramic case, black Grande Tapisserie dial with pink gold accents, and a discreet date display at 4:30. It has a 70-hour power reserve, is water-resistant up to 50 meters, and includes luminous hour markers and hands for easy readability.
- Condition: Mint condition with little to no signs of wear
- Case material: Black ceramic
- Diameter: 41mm
- Depth rating: 50m

Audemars Piguet Royal Oak Offshore Chronograph �Summer� White Pink Gold 26408OR
This exclusive edition of 500 pieces captures the relaxed and celebratory mood of the summer season. Features an attractive 18k pink gold bezel with brushed and polished accents.
- Condition: Mint condition
- Limited Edition: 500 pieces
- Case Material: 18k pink gold
- Dial Type: Mega Tapisserie dial