Audemars Piguet Royal Oak Royal Oak Perpetual Calendar Openworked 41 150th Anniversary

Reference 26585XT.OO.1220XT.01

Audemars Piguet Royal Oak Perpetual Calendar Openworked 41 150th Anniversary

About this watch

The Royal Oak Perpetual Calendar Openworked ref. 26585XT.OO.1220XT.01 debuted in 2025, marking 150th anniversary of Audemars Piguet, and the end of of caliber AP 5135 - which is dressed-up for the occasion, The 41 mm case combines a bezel and caseback frame in BMG (Bulk Metallic Glass) with a titanium case middle and screw-locked crown.
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Specifications

Brand
Audemars Piguet
Family
Royal Oak
Model
Royal Oak Perpetual Calendar Openworked 41 150th Anniversary
Reference
26585XT.OO.1220XT.01
Movement
ap-5135
Movement Features
  • Hours, Minutes
  • Date, Day, Leap Year, Month, Week Indicator
  • Moonphase
Case
41mm
Dial Color
Skeleton
Crystal
Sapphire
Water Resistance
20

Current Listings

[WTS] AP AUDEMARS PIGUET Royal Oak Offshore "BATMAN" 26470ST.OO.A028CR.01 Automatic Chronograph FULL COMPLETE SET with BOX & PAPERS

AP AUDEMARS PIGUET Royal Oak Offshore "BATMAN" 26470ST.OO.A028CR.01 Automatic Chronograph FULL COMPLETE SET with BOX & PAPERS

Audemars Piguet - 26470ST.OO.A028CR.01 · $69,500
  • Movement: Automatic Chronograph
Posted at
May 20, 2026, 5:12 PM
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[WTS] [US] Audemars Piguet Royal Oak Chronograph 41mm Stainless Steel White Silver Dial AP 26320st - Full Set - $39,000

[US] Audemars Piguet Royal Oak Chronograph 41mm Stainless Steel White Silver Dial AP 26320st - Full Set - $39,000

Audemars Piguet - 26320ST.OO.1220ST.01 · $39,000
For sale is a Audemars Piguet Royal Oak Chronograph in stainless steel with white silver dial.

  • Material: stainless steel
Posted at
May 20, 2026, 3:25 PM
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[WTS] [US] Audemars Piguet Royal Oak Offshore Chronograph 42mm Blue Dial AP 26471SR - $35,250

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

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

🌐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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[WTS] Audemars Piguet Royal Oak Jumbo 15202ST ♦️Lightly Used Undated♦️

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

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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[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 · $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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