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

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

Posted at

Oct 28, 2025, 8:45 AM

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1990s Audemars Piguet Royal Oak Dual Time ref. 25730ST - Just serviced by AP!

Audemars Piguet - 25730ST · $24,250

This 1990s Audemars Piguet Royal Oak Dual Time ref. 25730ST features a stainless steel case with a black dial and polished hands. It has been recently serviced by Audemars Piguet and is in good working order, with all functions functioning as expected.

Condition: Good, normal wear in the form of hairlines, tiny scratches, and micro nicks throughout
Case diameter: 36mm
Lug width: 23.5mm
Thickness: 9.8mm

Posted at

Oct 26, 2025, 5:40 PM

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Limited Edition Audemars Piguet Royal Oak Offshore Limited Edition Taipei 101 26197ST.OO.D305CR.01 Chronograph AP Full Set

Audemars Piguet - 26197ST.OO.D305CR.01 · $26,900

The watch is a Limited Edition Royal Oak Offshore Chronograph with a case size of 42mm.

Condition: Good, some slight wear on the strap
Case Size: 42mm
Features: Chronograph

Posted at

Oct 26, 2025, 12:33 PM

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Audemars Piguet Royal Oak Perpetual Calendar Blue White Ceramic MINT 26579CB

Audemars Piguet - 26579CB · $306,899

This Audemars Piguet Royal Oak Perpetual Calendar features a blue Grande Tapisserie dial, perpetual calendar function, and is made from white ceramic. It includes hours, minutes, day, date, month, moon phase, leap year, and week indicator functions.

Condition: Mint
Case material: White ceramic
Dial color: Blue

Posted at

Apr 8, 2025, 1:20 PM

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Audemars Piguet Royal Oak 39mm White Dial - Mint Condition with Box

Audemars Piguet - Royal Oak 39mm · $30,000

This Audemars Piguet Royal Oak features a white dial, iconic octagonal bezel, and signature Tapisserie pattern, making it a true masterpiece of luxury and precision.

Condition: Mint Condition
Box: Yes, original box included
Shipping: Fully insured FedEx Priority Overnight shipping to US addresses included
Payment Methods: Wire, cryptocurrency, credit card (+4%)

Posted at

Apr 7, 2025, 8:26 PM

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