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.
Buy Now on Jomashop
This is an affiliate link

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 Blue Dial 26420TI.OO.A027CA.01

Audemars Piguet Royal Oak Offshore Chronograph Blue Dial 26420TI.OO.A027CA.01

A stainless steel Audemars Piguet Royal Oak Offshore Chronograph with a blue dial and mechanical automatic movement (cal. 4404). The watch features a 43mm case size and is in excellent condition, coming with box and warranty card.

  • Condition: 95%
  • Case material: Stainless Steel
  • Movement type: Mechanical Automatic
  • Case size: 43mm
Posted at
Apr 28, 2025, 9:33 AM
Active
[WTS] AP Royal Oak 15400st.oo.1220st.01. Full Kit.

AP Royal Oak 15400st.oo.1220st.01. Full Kit.

This Audemars Piguet Royal Oak is a 41mm watch with a black dial. It's in excellent condition and comes with a full kit, including original boxes and paperwork.

  • Condition: Excellent condition
  • Case Diameter: 41mm
  • Dial Color: Black
  • Includes Accessories: Yes, original boxes, paperwork, spare links
Posted at
Apr 27, 2025, 12:10 PM
Active
[WTS] 2023 Audemars Piguet Royal Oak 41mm Stainless Steel Black Dial 15510ST Full Set

2023 Audemars Piguet Royal Oak 41mm Stainless Steel Black Dial 15510ST Full Set

2023 Audemars Piguet Royal Oak 41mm Stainless Steel Black Dial in nice preowned condition. The watch has light scratches on the case, bracelet, and bezel. It comes with its original box and warranty card.

  • Condition: nice preowned condition with light scratches on the case, bracelet and bezel
  • Case material: stainless steel
  • Dial material: black
  • Band material: stainless steel
Posted at
Apr 26, 2025, 7:30 PM
Active
[WTS] Audemars Piguet Royal Oak Offshore Diver Chronograph 26703ST.OO.A070CA.01

Audemars Piguet Royal Oak Offshore Diver Chronograph 26703ST.OO.A070CA.01

The Audemars Piguet Royal Oak Offshore Diver blends luxury and performance with a 42mm stainless steel case, iconic octagonal bezel, and striking orange "Méga Tapisserie" dial. Water-resistant to 300 meters with a unidirectional rotating bezel, it’s a true diver’s companion.

  • Condition: Mint
  • Case size: 42mm
  • Water resistance: 300m
  • Depth rating: 300m
Posted at
Apr 25, 2025, 7:52 PM
Active
[WTS] 2001 Audemars Piguet Royal Oak Offshore Triple Calendar 38mm 25807ST - Excellent, Unpolished Condition With Box and Papers

2001 Audemars Piguet Royal Oak Offshore Triple Calendar 38mm 25807ST - Excellent, Unpolished Condition With Box and Papers

Audemars Piguet - 25807ST · $20,000
This 2001 Audemars Piguet Royal Oak Offshore Triple Calendar stands out with its rare complication and perfectly sized 38mm case. In excellent condition and accompanied by its box and papers, it's a distinctive and collectible example of early Offshore design.

  • Condition: Excellent, unpolished
  • Case diameter: 38mm
  • Lug to lug: 48.9mm
  • Thickness: 12.6mm
Posted at
Apr 25, 2025, 9:00 AM
Active
[WTS] Audemars Piguet Royal Oak Dual Time 25730SA

Audemars Piguet Royal Oak Dual Time 25730SA

Audemars Piguet - 25730SA · $21,500
A Royal Oak Dual Time in excellent condition, featuring a 36mm size and cream dial.

  • Condition: Excellent condition
  • Size: 36mm diameter
  • Case condition: Excellent
  • Crystal condition: Perfect with no scratches or chips
Posted at
Apr 25, 2025, 8:34 AM
Active
Audemars Piguet Royal Oak Offshore 42mm Chronograph Vampire Box & Strap 26470ST

Audemars Piguet Royal Oak Offshore 42mm Chronograph Vampire Box & Strap 26470ST

The Audemars Piguet Royal Oak Offshore 'Vampire' is a striking and super comfortable watch which can be worn daily.

  • Condition: Excellent condition with minor signs of wear
  • Case material: stainless steel
  • Case size: 42mm
  • Bezel material: brushed stainless steel
Posted at
Apr 24, 2025, 8:19 PM
Active
Audemars Piguet Royal Oak Offshore Vampire or Dark Knight 26470SO.OO.A002CA.01

Audemars Piguet Royal Oak Offshore Vampire or Dark Knight 26470SO.OO.A002CA.01

The Audemars Piguet Royal Oak Offshore Vampire or Dark Knight is a captivating timepiece that embodies an aura of dark elegance and bold sophistication. It seamlessly combines the iconic design elements of the Royal Oak Offshore collection with unique stylistic touches, creating a watch that merges style and precision.

  • Condition: Excellent+ Condition
  • Case Size: 42mm
  • Case Material: Stainless steel
  • Bezel: Black scratch resistant ceramic
Posted at
Apr 24, 2025, 8:14 PM
Active