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 JUMBO ULTRA THIN 15202ST BLUE DIAL 2018 FULL SET

Audemars PIGUET ROYAL OAK JUMBO ULTRA THIN 15202ST BLUE DIAL 2018 FULL SET

A 2018 Audemars Piguet Royal Oak Jumbo Extra-Thin in stainless steel with a blue dial, featuring a 39mm case size.

  • Condition: Excellent Condition
  • Case Size: 39mm
  • Diameter: 39mm
  • Year: 2018
Posted at
Apr 4, 2025, 9:08 PM
Active
2022 Audemars Piguet Ref. 26331ST Royal Oak Chronograph

2022 Audemars Piguet Ref. 26331ST Royal Oak Chronograph

Audemars Piguet - 26331ST · $41,950
2022 Audemars Piguet Ref. 26331ST Royal Oak Chronograph, featuring a 41mm case and blue dial.

  • Condition: Light wear
  • Case size: 41mm
  • Dial color: blue
Posted at
Apr 4, 2025, 11:30 AM
Active
2008 Audemars Piguet 18K YG Royal Oak Chronograph 26068BA Pave Diamond Dial w/ MO

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Audemars Piguet - 26068BA · $78,550
The watch features a 39mm 18K yellow gold and diamond case with a pave diamond dial, mother of pearl sub-dials, and an 18K yellow gold folding clasp.

  • Condition: Excellent (unpolished)
  • Case size: 39mm
  • Diameter: 39mm
  • Bezel condition: Excellent (light wear)
Posted at
Apr 4, 2025, 9:34 AM
Active
Audemars Piguet Royal Oak Yellow Gold - 15300BA - White - Yellow Gold - 39mm

Audemars Piguet Royal Oak Yellow Gold - 15300BA - White - Yellow Gold - 39mm

This Audemars Piguet Royal Oak Yellow Gold watch features a 39mm yellow gold case, white dial, and automatic date movement.

  • Condition: Pre-Owned - Excellent Grade
  • Case size: 39mm
  • Material: Yellow Gold
  • Dial: White
Posted at
Apr 3, 2025, 10:28 PM
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LNIB Audemars PIGUET ROYAL OAK 50TH ANNIVESARY 15550ST ICE BLUE DIAL 37MM 2022

LNIB Audemars PIGUET ROYAL OAK 50TH ANNIVESARY 15550ST ICE BLUE DIAL 37MM 2022

2022 Audemars Piguet Royal Oak 50th Anniversary edition with a 37mm stainless steel case and ice blue dial.

  • Condition: Like New in Box (LNIB)
  • Case size: 37mm
  • Diameter: 37mm
  • Material: Stainless Steel
Posted at
Apr 3, 2025, 9:37 PM
Active
Audemars Piguet Royal Oak Offshore 15710ST.OO.A002CA.02

Audemars Piguet Royal Oak Offshore 15710ST.OO.A002CA.02

This is a Black Accents Audemars Piguet Royal Oak Offshore model, which comes as a complete set with original papers and box.

  • Condition: Excellent condition
  • Water Resistance: 100m
Posted at
Apr 3, 2025, 12:12 PM
Active
Audemars Piguet Royal Oak Offshore Diver Blue Dial Steel FULL SET MINT 15720ST

Audemars Piguet Royal Oak Offshore Diver Blue Dial Steel FULL SET MINT 15720ST

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The Audemars Piguet Royal Oak Offshore Diver is a versatile watch suitable for diving adventures, with a precision timekeeping feature and water resistance up to 300 meters.

  • Condition: Mint condition
  • Water Resistance: 300m depth rating
  • Luminous Hands: true
  • Case Dimensions: not specified
Posted at
Apr 2, 2025, 7:27 PM
Active
Audemars Piguet Royal Oak Offshore Chronograph �Brick� Rare Yellow Gold Blue Di

Audemars Piguet Royal Oak Offshore Chronograph �Brick� Rare Yellow Gold Blue Di

This is a rare yellow gold Audemars Piguet Royal Oak Offshore Chronograph with a blue dial, featuring a 42mm case.

  • Condition: Very Good
  • Case size: 42mm
  • Year of manufacture: 2019
Posted at
Apr 2, 2025, 10:45 AM
Active