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

[WTS] Audemars Piguet Royal Oak 37mm Stainless Steel Silver Dial 15450ST Full Set

Audemars Piguet Royal Oak 37mm Stainless Steel Silver Dial 15450ST Full Set

Audemars Piguet - 15450ST · $2,899
This Audemars Piguet Royal Oak 37mm Stainless Steel Silver Dial features a stainless steel case and automatic movement. It fits up to a 6.75 inch wrist.

  • Condition: Has scratches throughout and a deeper one on 12 o'clock side of bracelet
  • Case Size: 37mm
  • Material: Stainless Steel
  • Bracelet Condition: has scratches throughout and a deeper one on 12 o'clock side
Posted at
Apr 30, 2025, 8:01 PM
Active
Audemars Piguet Royal Oak Offshore “Batman” 26470ST

Audemars Piguet Royal Oak Offshore “Batman” 26470ST

Audemars Piguet - 26470ST · $23,499.002
This is a listing for an Audemars Piguet Royal Oak Offshore “Batman” watch, which is described as being fully inspected and authentic.

  • Payment Methods: Credit Card, Wire, PayPal, Cash, Zelle
  • Shipping Method: FedEx 2-Day
Posted at
Apr 29, 2025, 7:10 PM
Active
[WTS] Audemars Piguet Royal Oak Offshore Diver 42mm Black Dial 15703ST BOXES/PAPERS

Audemars Piguet Royal Oak Offshore Diver 42mm Black Dial 15703ST BOXES/PAPERS

This Audemars Piguet Royal Oak Offshore Diver features a 42mm stainless steel case, black dial with 'Mega Tapisserie' pattern, and automatic movement. It has a water resistance of 300 meters and comes complete with the outer green box, inner wooden box, and warranty manual.

  • Condition: excellent pre-owned condition with minor cosmetic wear
  • Case diameter: 42mm
  • Water resistance: 300m depth rating
Posted at
Apr 29, 2025, 4:50 PM
Active
Audemars Piguet Royal Oak Offshore 18K Grey Dial Rose Gold 26470OR.OO.A125CR.01

Audemars Piguet Royal Oak Offshore 18K Grey Dial Rose Gold 26470OR.OO.A125CR.01

A 42mm Audemars Piguet Royal Oak Offshore with a grey dial and 18K rose gold case, featuring a mechanical automatic chronograph movement.

  • Condition: 95%
  • Size: 42mm diameter
  • Movement Type: mechanical automatic
  • Case Material: 18K rose gold
Posted at
Apr 29, 2025, 12:01 PM
Active
[WTS] 🛡️ Audemars Piguet Royal Oak 15210QT (2023) – Full Set – Recently Serviced – 💵 $20,280

🛡️ Audemars Piguet Royal Oak 15210QT (2023) – Full Set – Recently Serviced – 💵 $20,280

Audemars Piguet - 15210QT · $20,280
This piece is in excellent condition, dated 2023, and comes as a full set with the original box and card.

  • Condition: Excellent - recently serviced
  • Model: 11.59
  • Year: 2023
  • Included: Original box & warranty card
Posted at
Apr 29, 2025, 5:32 AM
Active
[WTS] AP Royal Oak Offshore Panda 26170ST.OO.D101CR.02

AP Royal Oak Offshore Panda 26170ST.OO.D101CR.02

Up for sale is a stunning Audemars Piguet Royal Oak Offshore featuring a crisp white 'Méga Tapisserie' dial and bold design iconic to the Offshore series.

  • Condition: Very Good - minor signs of careful wear consistent with use
  • Model: Royal Oak Offshore Chronograph
  • Case size: 42mm diameter
  • Case material: Stainless Steel
Posted at
Apr 28, 2025, 9:19 PM
Active
[wts] Audemars Piguet Royal oak 15300st

Audemars Piguet Royal oak 15300st

Audemars Piguet - 15300ST · $26,500
Up for sale is my Audemars Piguet Royal Oak 15300ST in stainless steel. The watch is in great condition overall with a small ding on the bezel.

  • Condition: Great overall with minor ding on bezel and scratches on bracelet
  • Model: Royal Oak
  • Bezel condition: minor ding
  • Bracelet condition: scratches from wear
Posted at
Apr 28, 2025, 4:46 PM
Active
Audemars Piguet Royal Oak Offshore Diver 2022 Grey Dial 15720ST.OO.A009CA.01

Audemars Piguet Royal Oak Offshore Diver 2022 Grey Dial 15720ST.OO.A009CA.01

The Audemars Piguet Royal Oak Offshore Diver is a men's watch with a 42mm stainless steel case and mechanical automatic movement (cal 4308). It features a grey dial and date function.

  • Condition: 100%
  • Case material: Stainless Steel
  • Movement type: Mechanical Automatic
  • Water resistance:
Posted at
Apr 28, 2025, 9:39 AM
Active