Audemars Piguet Royal Oak Royal Oak Perpetual Calendar Openworked Yellow Gold

Reference 25829BA.OO.0944BA.01

About this watch

The Audemars Piguet Royal Oak Perpetual Calendar Openworked Yellow Gold is a masterpiece of luxury watchmaking, boasting an exquisite design, intricate mechanics, and luxurious materials. This stunning timepiece tells a story through its openworked dial, showcasing the AP 2120 / 2802 caliber's reliability and precision. The perpetual calendar automatically accounts for varying month lengths and leap years, while the moonphase indicator adds celestial charm. Meticulous craftsmanship is evident in the manual finishing of bridges, including polished bevels and satin-brushed edges. The open case back offers a captivating view of the movement's inner workings, featuring an oscillating weight beautifully engraved and decorated. With its 39mm diameter, 9.30mm height, and water resistance of 20 meters, this watch strikes a perfect balance between substance and comfort. It's a statement of luxury and an heirloom that can be passed down through generations.
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Key Features

  • Audemars Piguet caliber AP 2120 / 2802 movement
  • Perpetual calendar with automatic date adjustment
  • Moonphase indicator with Physical Vapor Deposited metal on sapphire
  • Yellow gold case with polished and satin-brushed finishes
  • Openworked dial with Feuille hands
  • Water resistance of 20 meters
  • Sapphire crystal glass

Specifications

Brand
Audemars Piguet
Family
Royal Oak
Model
Royal Oak Perpetual Calendar Openworked Yellow Gold
Reference
25829BA.OO.0944BA.01
Movement
ap-2120-2802
Movement Features
  • Hours, Minutes
  • Date, Day, Leap Year, Month, Perpetual Calendar
  • Moonphase
Case
Yellow Gold 39mm
Dial Color
See-through
Crystal
Sapphire
Water Resistance
20

Current Listings

Audemars Piguet Royal Oak Offshore Chronograph Gray Titanium FULL SET 26170TI

Audemars Piguet Royal Oak Offshore Chronograph Gray Titanium FULL SET 26170TI

Audemars Piguet - 26170TI · $25,849
The Audemars Piguet Royal Oak Offshore Chronograph in Gray Dial is a lightweight titanium watch with a matte finish, designed for everyday use and featuring a stunning gray Mîga Tapisserie dial.

  • Condition: Near mint condition
  • Case material: titanium
  • Diameter: 44mm
  • Water resistance: 100m
Posted at
Apr 1, 2025, 6:47 PM
Active
Audemars Piguet Royal Oak Offshore �Brick Beast� Blue Dial FULL SET MINT 26238O

Audemars Piguet Royal Oak Offshore �Brick Beast� Blue Dial FULL SET MINT 26238O

Audemars Piguet - 26238O · $97,350
The Audemars Piguet Royal Oak Offshore Chronograph features a deep blue Petite Tapisserie dial with pink gold-toned counters and a brushed case. It showcases a transparent caseback revealing the intricate movement within.

  • Condition: Mint
  • Case size: 42mm
  • Water resistance: 200m depth rating
  • Movement: Chronograph
Posted at
Apr 1, 2025, 6:33 PM
Active
Audemars Piguet Royal Oak Offshore Chronograph 42mm Titanium Beast Black Dial -

Audemars Piguet Royal Oak Offshore Chronograph 42mm Titanium Beast Black Dial -

This Audemars Piguet Royal Oak Offshore Chronograph features a 42mm titanium case, black dial, and is in very good condition.

  • Condition: Very Good
  • Case size: 42mm diameter
  • Material: Titanium
Posted at
Apr 1, 2025, 8:44 AM
Active
Audemars Piguet Royal Oak 41mm Blue Dial 50th Anniversary - Brand New, Full Set

Audemars Piguet Royal Oak 41mm Blue Dial 50th Anniversary - Brand New, Full Set

The Audemars Piguet Royal Oak 41mm Blue Dial 50th Anniversary celebrates 50 years of the iconic design with a striking blue dial featuring the signature tapisserie pattern.

  • Condition: Brand New
  • Case Material: stainless steel
  • Bezel Material: stainless steel
  • Original Box And Papers: yes
Posted at
Mar 28, 2025, 5:40 PM
Active
Audemars Piguet Royal Oak Chronograph 26331ST (2021) - Brand New, Full Set

Audemars Piguet Royal Oak Chronograph 26331ST (2021) - Brand New, Full Set

Audemars Piguet - 26331ST · $43,500
The Audemars Piguet Royal Oak Chronograph 41mm 26331ST is a true icon, featuring the signature octagonal bezel and a finely detailed tapisserie dial.

  • Condition: Brand New
  • Case size: 41mm
  • Bezel material: stainless steel
  • Bracelet type: integrated bracelet
Posted at
Mar 28, 2025, 5:19 PM
Active
NEW 2021 AP Royal Oak 41mm 15503BC.OO.1220BC.01 Blue �Grande Tapisserie" Dial

NEW 2021 AP Royal Oak 41mm 15503BC.OO.1220BC.01 Blue �Grande Tapisserie" Dial

A limited edition 2021 Audemars Piguet Royal Oak with a blue 'Grande Tapisserie' dial, measuring 41mm in diameter.

  • Condition: Brand New/Unworn
  • Box And Papers: true
  • Warranty: 5 year manufacturer warranty
  • Includes: Original Audemars Piguet Double boxed,Box and Papers - Yes,Warranty card,Manual and Warranty booklets
Posted at
Mar 28, 2025, 3:30 PM
Active
Audemars Piguet Royal Oak Chrono Rose Gold. Green. 2024! NEW! 26240OR

Audemars Piguet Royal Oak Chrono Rose Gold. Green. 2024! NEW! 26240OR

This Audemars Piguet Royal Oak Chrono features a striking green dial and rose gold case, measuring 41mm in diameter.

  • Condition: NEW
  • Movement: Selfwinding
  • Dial color: Green
Posted at
Mar 27, 2025, 9:31 PM
Active
Audemars Piguet Royal Oak Offshore Chronograph The Beast Gray Titanium 26400IO

Audemars Piguet Royal Oak Offshore Chronograph The Beast Gray Titanium 26400IO

Audemars Piguet - 26400IO · $24,985
The Audemars Piguet Royal Oak Offshore Chronograph The Beast features a lightweight titanium case and a slate-grey Mega Tapisserie dial with rhodium counters. It has a black ceramic bezel, a brushed titanium case, and an exhibition caseback that provides a clear view of the mechanical detail within.

  • Condition: Excellent, some signs of wear
  • Case material: Titanium
  • Diameter: 44mm
  • Water resistance: 50m
Posted at
Mar 27, 2025, 8:13 PM
Active
Audemars Piguet Royal Oak Offshore Chronograph Gray Titanium FULL SET 26170TI

Audemars Piguet Royal Oak Offshore Chronograph Gray Titanium FULL SET 26170TI

Audemars Piguet - 26170TI · $25,849
This Audemars Piguet Royal Oak Offshore Chronograph in Gray Dial features a lightweight titanium case with a matte finish, showcasing a stunning gray M�ga Tapisserie dial paired with black counters and red-tipped chronograph hands.

  • Condition: near mint condition
  • Case material: titanium
  • Dial type: gray Mega Tapisserie
  • Movement: chronograph
Posted at
Mar 27, 2025, 4:52 PM
Active