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

2016 Audemars Piguet 15202ST Royal Oak w/ Full Set
The Royal Oak 15202ST is a 39mm stainless steel watch with a blue dial and integrated H-Link bracelet. It's the spiritual successor to the 5402, maintaining its ultra-thin height.
- Condition: Excellent
- Case size: 39mm diameter
- Material: Stainless Steel
- Dial color: Blue

Audemars Piguet 8638ST Tropical Royal Oak
The Audemars Piguet 8638ST Tropical Royal Oak is a rare and unique timepiece designed for female clients, featuring a small self-winding caliber and a tropical dial that has developed an even brown patina over time. Its production run was limited to approximately 3,889 timepieces between 1976 and 1990. This particular watch may appeal to those looking for a smaller Royal Oak.
- Condition: Excellent
- Diameter: 29mm
- Case material: Stainless Steel
2020 Audemars Piguet 15500ST Royal Oak 41mm Black with Box & Papers
2020 Audemars Piguet Royal Oak 41mm Black with Box & Papers, in excellent condition.
- Condition: Excellent
- Case Size: 41mm
- Material: Stainless Steel
- Dial Color: Black
SOLD FS: Audemars Piguet Royal Oak Jumbo YG 15202BA.OO.0944BA.01 Warranty
- Condition: warranty
- Material: yellow gold

Audemars PIGUET ROYAL OAK OFFSHORE STEEL 43MM 26420SO TAUPE DIAL 2022 FULL SET
A 2022 Audemars Piguet Royal Oak Offshore Steel 43mm with a smoked taupe dial and black ceramic bezel, running perfectly with no issues.
- Condition: Mint, Unpolished
- Case Material: Stainless steel
- Bezel Material: Black ceramic
- Band Material: Light brown strap with stainless steel pin buckle
Audemars Piguet Royal Oak Offshore Chronograph Steel 44mm 26400SO.OO.A002CA.01
This is a stainless steel Audemars Piguet Royal Oak Offshore Chronograph, measuring 44mm in size and featuring a mechanical automatic movement.
- Condition: 95%
- Case material: stainless steel
- Movement type: mechanical automatic

MINT Audemars PIGUET ROYAL OAK 15510ST STAINLESS STEEL GREY DIAL 2024 FULL SET
This 2024 Audemars Piguet Royal Oak is a newer model with a 41mm stainless steel case and grey dial. It comes in full set condition with double boxes and warranty card.
- Condition: Mint, Unpolished
- Material: stainless steel
- Case size: 41mm
- Diameter: 41mm
Audemars Piguet 18K YG Royal Oak 5402 Grey Tropical Dial
This Audemars Piguet Royal Oak features a 39mm case, grey petite tapisserie dial with gold tropical patina, and 20-link 18k yellow gold bracelet.
- Condition: Excellent
- Case size: 39mm
- Bracelet length: 7 inches