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

Current Listings

[US] Audemars Piguet Royal Oak Offshore Chronograph 42mm Blue Dial AP 26471SR - $35,250

Audemars Piguet - 26471SR · $35,250

Audemars Piguet Royal Oak Offshore Chronograph 42mm Blue Dial available for sale.

Size: 42mm diameter

Posted at

May 19, 2026, 12:16 PM

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Audemars Piguet Royal Oak Grande Tapisserie 26315OR.ZZ.1256OR.01 ♦️Lightly Used 2021♦️

Audemars Piguet - 26315OR.ZZ.1256OR.01 · $81,300

The Audemars Piguet Royal Oak Grande Tapisserie is a high-end watch with a distinctive tapisserie dial pattern, made in 2021.

Condition: Lightly Used
Year of production: 2021
Calibre: Calibre 65
Box and papers included: yes

Posted at

May 19, 2026, 2:44 AM

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🌐Audemars Piguet Royal Oak Offshore Diver🔷 – White Dial Navy Accents – Ref. 15710ST.OO.A010CA.01

Audemars Piguet - 15710ST.OO.A010CA.01 · $19,198

The Audemars Piguet Royal Oak Offshore Diver is a bold luxury sports watch that combines high-end Swiss watchmaking with true professional dive capability, featuring a 42mm stainless steel case and a white dial with blue accents.

Condition: Pre-owned (serviced)
Case size: 42mm diameter
Case material: stainless steel
Dial color: white with blue accents

Posted at

May 18, 2026, 4:50 PM

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Audemars Piguet Royal Oak Offshore Diver – White Dial Navy Accents – Ref. 15710ST.OO.A010CA.01 COMPLETE SET

Audemars Piguet - 15710ST.OO.A010CA.01 · $19,598

The Audemars Piguet Royal Oak Offshore Diver is a luxury sports watch with true professional dive capability and a bold design. It features a 42mm stainless steel case, white dial, internal rotating dive bezel, and automatic movement.

Condition: just serviced and running flawlessly
Case size: 42mm diameter
Case material: stainless steel
Dial description: white with blue accents

Posted at

May 18, 2026, 1:56 PM

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Audemars Piguet Royal Oak Jumbo 15202ST ♦️Lightly Used Undated♦️

Audemars Piguet - 15202ST · $69,800

A lightly used Audemars Piguet Royal Oak Jumbo, available for sale. This watch is undated and comes with a full set including box and papers.

Condition: Lightly Used
Calibre: Calibre 65
Payment Methods: Bank Wire / Credit card (+4.9%) / Crypto
Shipping Details: Shipped from Singapore with tariffs/duties covered by seller

Posted at

May 18, 2026, 4:16 AM

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Audemars Piguet Royal Oak Offshore Limited Edition 26290RO.OO.A001VE.01 ♦️Lightly Used 2010♦️

Audemars Piguet - 26290RO.OO.A001VE.01 · $50,000

Audemars Piguet Royal Oak Offshore Limited Edition from 2010, a unique and special timepiece.

Condition: lightly used

Posted at

May 18, 2026, 3:21 AM

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1995 Audemars Piguet Royal Oak 120th Anniversary LE ref. 56975ST w/ Box & Extract

Audemars Piguet - 56975ST · $21,800

This 1995 Audemars Piguet Royal Oak 120th Anniversary LE is a limited edition watch with a stainless steel case and blue dial. The watch features a quartz movement and comes with its original box and extract from the archives.

Condition: Minimal wear, excellent condition overall
Case material: Stainless steel
Diameter: 33mm
Lug width: 23.5mm

Posted at

May 17, 2026, 5:19 PM

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Audemars Piguet Royal Oak Offshore Chronograph

Audemars Piguet - Royal Oak Offshore Chronograph · $48,000

Price: $48,000

Posted at

May 17, 2026, 12:54 PM

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[WTT] Audemars Piguet Royal Oak Selfwinding 39mm Black Dial 15300ST.OO.1220ST.03 - 9.9/10 - $34,500

Audemars Piguet - 15300ST.OO.1220ST.03 · $34,500

A 2014 Audemars Piguet Royal Oak Selfwinding 39mm black dial watch in remarkable shape for its age, featuring a fully in-house movement and Genta-designed case.

Condition: 9.9/10 - virtually flawless with exceptional case and bracelet sharpness
Year: 2014
Case Condition: remarkable shape for a 2014 piece

Posted at

May 16, 2026, 2:30 PM

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