Audemars Piguet Royal Oak Royal Oak Perpetual Calendar Openworked 41 150th Anniversary
Reference 26585XT.OO.1220XT.01
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] Audemars Piguet Royal Oak Offshore Diver 42mm Black Dial 15703ST BOXES/PAPERS](https://external-preview.redd.it/Zz-n2kXj3AXrKUkfQURIDIqunNZCFEzRZjpV25g3e1I.jpeg?auto=webp&s=bdaa8bd1366c43af3144d788f6f97e29e17350ea)
Audemars Piguet Royal Oak Offshore Diver 42mm Black Dial 15703ST BOXES/PAPERS
This Audemars Piguet Royal Oak Offshore Diver is a 42mm black dial watch with a stainless steel case, automatic movement, and 300m water resistance. It comes with an inner rotating ring and a brand new rubber strap.
- Condition: Excellent pre-owned with minor cosmetic wear
- Case diameter: 42mm
- Water resistance: 300 Meters
- Movement type: Automatic
![[WTS] 2022 Audemars Piguet Royal Oak Offshore Chronograph “Tiffany” Blue Dial – Complete Set – Reference 26238ST.OO.A340CA.01](https://external-preview.redd.it/b2hsOHJjNW50bDBmMVIpeN06omj5qPNCDc1JgMUab0nNsqzKFCXYMXuY_Saa.png?format=pjpg&auto=webp&s=383f90b7cd905d41f3bb7d456280bc0f083a6b57)
2022 Audemars Piguet Royal Oak Offshore Chronograph “Tiffany” Blue Dial – Complete Set – Reference 26238ST.OO.A340CA.01
The Audemars Piguet Royal Oak Offshore Chronograph features a 42mm stainless steel case and bezel, paired with the iconic Méga Tapisserie pattern blue dial.
- Condition: Excellent
- Case size: 42mm
- Diameter: 42mm
- Straps included: 2
![[WTS] [US] Audemars Piguet Royal Oak Offshore Chronograph 44mm Grand Prix 26290IO](https://external-preview.redd.it/RVPzLJz0wzM0hd_HYj7M9Xd6GKbnkfhedHs-IEm34UM.jpeg?auto=webp&s=acf15256d166b80517c525e7844122182affb6d2)
[US] Audemars Piguet Royal Oak Offshore Chronograph 44mm Grand Prix 26290IO
The Audemars Piguet Royal Oak Offshore Grand Prix embodies the powerful tie between watches and motor racing, ideal for anyone who appreciates complex mechanics. This limited edition timepiece features a 44mm forged carbon case and a slick black Méga Tapisserie patterned dial with vibrant red accents that enhance the motorsport-inspired aesthetic.
- Condition: Very Good
- Case material: forged carbon
- Diameter: 44mm
![[WTS] [US] Audemars Piguet Royal Oak Offshore Diver 42mm Black Dial AP 15710ST - Full Set](https://external-preview.redd.it/wjsw-IIHBesahKYrSRD-LbB_V2jd3PnX1S960D3AOyE.jpeg?auto=webp&s=197dcfa2c030c109ae686afc807eb38467c00bc6)
[US] Audemars Piguet Royal Oak Offshore Diver 42mm Black Dial AP 15710ST - Full Set
A 42mm Audemars Piguet Royal Oak Offshore Diver with a black dial, open case back, and 300 meters of water resistance.
- Condition: Very Good
- Water Resistance Depth Rating: 300m
- Case Diameter: 42mm
![[WTS] [US] Audemars Piguet Royal Oak Offshore Chronograph 42mm Blue Dial 26471SR - Full Set](https://external-preview.redd.it/lOjq-JNMzO1fWIAQmounvaOVWdZ6c_cjEADLnfxDJ4E.jpeg?auto=webp&s=1dc12ee2a37a140ac75b72076f48675d8f60d198)
[US] Audemars Piguet Royal Oak Offshore Chronograph 42mm Blue Dial 26471SR - Full Set
This Audemars Piguet Royal Oak Offshore Chronograph is a rare collector's item, one of only 300 pieces made as part of the Bucherer Blue Editions series. It features a stainless steel case and 18-carat rose gold bezel, hands, and links, contrasting with its blue dial showcasing the distinctive 'Méga Tapisserie' pattern.
- Condition: Very Good
- Case size: 42mm
- Material: stainless steel and 18-carat rose gold
- Dial color: blue
Audemars Piguet Royal Oak Offshore Chronograph “Volcano” 26170ST.OO.D101CR.01 Stainless Steel 42mm
The Audemars Piguet Royal Oak Offshore Chronograph “Volcano” is a stainless steel watch with a mechanical automatic movement, featuring a chronograph function and measuring 42mm in size.
- Condition: 90%
- Case material: Stainless Steel
- Movement type: Mechanical Automatic
Audemars Piguet Royal Oak Chronograph 50th Anniversary 41MM Black Dial Black Ceramic COMPLETE SET MINT CONDITION 26240CE.OO.1225CE.01
A black ceramic chronograph watch with a '50-years' commemorative rotor, introduced in 2022 to celebrate the Royal Oak's 50th anniversary.
- Condition: Mint condition
- Case size: 41MM
- Material: Ceramic
- Movement type: Self-winding
![[WTS] Audemars Piguet Royal Oak - 33mm Quartz. Serviced, BMW Japan customer of the year 1988 caseback. Watch only no trades. $11,250](https://external-preview.redd.it/0FrUo3s-FF_hVMDx_v52u0wrtMYx0euI-zjVyAtfOxA.jpeg?auto=webp&s=c800f95cde3384422365699b93af85b63b3b1f93)
Audemars Piguet Royal Oak - 33mm Quartz. Serviced, BMW Japan customer of the year 1988 caseback. Watch only no trades. $11,250
A 33mm Quartz Royal Oak from Audemars Piguet with a serviced movement and a unique caseback featuring BMW Japan's customer of the year 1988 logo.
- Condition: serviced
- Caseback: BMW Japan customer of the year 1988
![[wts] AP Royal Oak Offshore Diver 15710ST.OO.A051CA.01 Funky Colors](https://external-preview.redd.it/OQC5mbijbTceq1infvt2bquRuzUPvNbz0anH_upk5fY.jpeg?auto=webp&s=a1f4550884411f6aa9e76e0875cff80fb460e695)
AP Royal Oak Offshore Diver 15710ST.OO.A051CA.01 Funky Colors
The AP Royal Oak Offshore Diver is a bold, dynamic timepiece designed for underwater exploration with its vibrant yellow dial and stainless steel case.
- Case Size: 42mm diameter
- Water Resistance: depth rating not specified
- Movement: 3120 calibre