Audemars Piguet Royal Oak Royal Oak Ultra Thin Tourbillon White Gold / Diamond / Japan

Reference 26521BC.ZZ.1220BC.01

About this watch

The Audemars Piguet Royal Oak Ultra Thin Tourbillon 26521BC.ZZ.1220BC.01 is a masterpiece of haute horlogerie, showcasing the brand's artistry and technical prowess. This limited edition watch features a stunning white gold case with gem-set bezel and Tapisserie Evolutive pattern on its black dial. The Audemars Piguet caliber AP 2924 movement is a marvel of engineering, featuring a tourbillon escapement and power reserve indicator. With only 10 units produced, this watch is as exclusive as it gets, making it a coveted piece for collectors. Its limited status, combined with the renowned quality of Audemars Piguet, makes it a worthy addition to any collection.
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Key Features

  • White gold case with gem-set bezel
  • Audemars Piguet Caliber AP 2924 hand-wound movement
  • Tourbillon escapement for enhanced accuracy
  • Power reserve indicator on the back of the watch
  • Limited edition of 10 units produced
  • Sapphire glass with water resistance up to 50m
  • Stunning Tapisserie Evolutive pattern on the black dial

Specifications

Brand
Audemars Piguet
Family
Royal Oak
Model
Royal Oak Ultra Thin Tourbillon White Gold / Diamond / Japan
Reference
26521BC.ZZ.1220BC.01
Movement
ap-2924
Movement Features
  • Hours, Minutes
  • Power Reserve Indicator, Tourbillon Escapement
Case
White Gold 41mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
50

Current Listings

[WTS] Audemars Piguet Royal Oak Offshore “Volcano” 26170ST

Audemars Piguet Royal Oak Offshore “Volcano” 26170ST

Audemars Piguet - 26170ST · $18,600
This Audemars Piguet Royal Oak Offshore 'Volcano' is a stunning timepiece with a clean case, lugs, and crystal. It comes with two original AP straps, including the iconic horned back caiman strap.

  • Condition: Beautiful condition
  • Case condition: very clean
  • Crystal condition: has a microscopic flea bite
  • Straps included: 2 x OEM AP straps
Posted at
Mar 8, 2026, 4:22 PM
Active
[WTS] 1995 Audemars Piguet Royal Oak 120th Anniversary LE ref. 56975ST w/ Box & Extract

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

Audemars Piguet - 56975ST · $22,300
1995 Audemars Piguet Royal Oak 120th Anniversary LE is a limited edition stainless steel watch with a blue petite tapisserie dial and quartz movement.

  • Condition: Excellent, minimal wear with a few faint marks and tiny nicks present
  • Case material: stainless steel
  • Diameter: 33mm (case diameter)
  • Lug width: 23.5mm
Posted at
Mar 7, 2026, 4:31 PM
Active
[WTS] AUDEMARS PIGUET Royal Oak 50th Anniversary Green Dial Steel Bracelet 26240ST.OO.1320ST.04

AUDEMARS PIGUET Royal Oak 50th Anniversary Green Dial Steel Bracelet 26240ST.OO.1320ST.04

The AUDEMARS PIGUET Royal Oak '50th Anniversary' Green Dial reference 26240ST.OO.1320ST.04 features a striking green 'Grande Tapisserie' dial paired with the signature octagonal bezel and integrated stainless steel bracelet, maintaining the unmistakable Royal Oak design language.

  • Condition: Like new mint condition
  • Material: Steel
  • Bracelet type: Integrated stainless steel bracelet
Posted at
Mar 7, 2026, 1:28 PM
Active
[WTS] AUDEMARS PIGUET Royal Oak Blue Dial 41mm Steel Bracelet 26240ST.OO.1320ST.05

AUDEMARS PIGUET Royal Oak Blue Dial 41mm Steel Bracelet 26240ST.OO.1320ST.05

This 41mm stainless steel AUDEMARS PIGUET Royal Oak features a blue dial with a tri-compax chronograph layout and is paired with the classic integrated stainless steel Royal Oak bracelet. The watch showcases the signature octagonal bezel with exposed screws and has a timeless design that makes it a cornerstone piece in any serious collection.

  • Condition: like new mint condition
  • Production year: 2024
  • Bracelet material: stainless steel
  • Case diameter: 41mm
Posted at
Mar 7, 2026, 12:56 PM
Active
[WTS] Audemars Piguet Royal Oak Offshore Chronograph Ref. 26400SO.OO.A002CA.01

Audemars Piguet Royal Oak Offshore Chronograph Ref. 26400SO.OO.A002CA.01

A stainless steel Audemars Piguet Royal Oak Offshore Chronograph Ref. 26400SO.OO.A002CA.01 features a silver dial and black ceramic bezel, housed in a 44mm case.

  • Condition: Good condition overall, clean crystal, pristine silver dial, stainless steel case with black ceramic bezel shows light wear
  • Case size: 44mm diameter
  • Movement caliber: Caliber 3126/3840
Posted at
Mar 7, 2026, 11:55 AM
Active
[WTS] Audemars Piguet Royal Oak Offshore Chronograph 43mm Rose Gold Grey Dial 26420OI.OO.A015VE.01 (2023) Full Set $61,000

Audemars Piguet Royal Oak Offshore Chronograph 43mm Rose Gold Grey Dial 26420OI.OO.A015VE.01 (2023) Full Set $61,000

Additional Details: This is a 2023 Audemars Piguet Royal Oak Offshore Chronograph in 43mm rose gold with a grey dial.

  • Year: 2023
Posted at
Mar 6, 2026, 1:59 PM
Active
[WTS] Audemars Piguet Royal Oak Offshore Diver 42mm Funky Green 15710ST.OO.A038CA.01

Audemars Piguet Royal Oak Offshore Diver 42mm Funky Green 15710ST.OO.A038CA.01

This Audemars Piguet Royal Oak Offshore Diver is a 42mm watch featuring a funky green design, automatic movement, and 300m water resistance. It comes with various accessories and is in excellent condition.

  • Condition: Excellent pre-owned condition
  • Case Diameter: 42mm
  • Water Resistance: 300m depth rating
  • Movement Type: Automatic
Posted at
Mar 6, 2026, 11:14 AM
Active