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
2018 Audemars Piguet Royal Oak Offshore 42mm Havana 26470ST - Like New With Box & Pap
The Audemars Piguet Royal Oak Offshore 42mm Havana is a bold and sophisticated chronograph featuring a rich brown dial with striking blue subdials, housed in a stainless steel case.
- Condition: Like New
- Case size: 42mm diameter
- Material: stainless steel
- Box and papers included: yes
16202BC Audemars Piguet Royal Oak White Gold Jumbo Blue Tuscan Dial COMPLETE SET
A 2023 Audemars Piguet Royal Oak White Gold Jumbo watch with a stunning blue Tuscan dial and sharp white gold case and bracelet.
- Condition: Excellent, unpolished condition
- Set: Complete set
- Dial color: Blue Tuscan

Audemars Piguet Royal Oak Black Dial Steel FULL SET MINT 15500ST.OO.1220ST.03
A black dial Audemars Piguet Royal Oak built from stainless steel with a Grande Tapisserie dial, featuring hours, minutes, seconds, and date functions.
- Condition: Mint condition
- Case size: 41mm diameter
- Bezel type: brushed octagonal bezel with polished edges

Audemars Piguet Royal Oak 15500st Gray Dial Box/Papers
For sale is a Audemars Piguet Royal Oak Gray Dial Reference 15500ST in like new condition, with no signs of wear on the watch or bracelet.
- Condition: Like new
- Box Papers: Full kit includes inner/outer boxes; hang tags, booklets, and the warranty card
- Location: Sunny Isles, Florida

Audemars Piguet Royal Oak Offshore �Vampire� Black Red FULL SET MINT 26470ST
The Audemars Piguet Royal Oak Offshore 'Vampire' features a dark Mega Tapisserie dial with red accents and a brushed stainless steel bezel. It's a high-end watch suitable for both formal and casual settings.
- Condition: Mint condition, little to no signs of wear
- Diameter: 42mm
- Case material: Brushed stainless steel
- Exhibition caseback: Flawless view of the movements
Audemars Piguet Royal Oak 15300ST - Like New With Warranty
The Audemars Piguet Royal Oak 15300ST is a stunning watch with a white dial and grande tapisserie pattern. It features a 39mm case dimension, a more substantial bracelet, screw-down crown, and sweeping seconds hand.
- Condition: Like new with warranty
- Warranty left: ~1 year and 2.5 months
- Bracelet size: 7.25"
- Case dimensions: 39mm diameter
Audemars Piguet Royal Oak Jumbo 16202BA.OO.1240BA.02 Royal Oak Champagne Dial
The Audemars Piguet Royal Oak Jumbo Extra-Thin reference 16202BA.OO.1240BA.02 is a distinguished timepiece that pays homage to the original Royal Oak design while incorporating modern advancements.
- Material: 18-carat yellow gold
- Case size: 39 mm
- Movement: self-winding Calibre 7121
1970s Audemars Piguet 8638BA Royal Oak 29mm 18K Yellow Gold with Service Receipt
This is a 1970s Audemars Piguet Royal Oak in 18K yellow gold with a grey dial, measuring 29mm in case size. It comes with service receipts and has been well-maintained.
- Condition: Very Good
- Case Size: 29mm
- Material: 18K Yellow Gold
- Dial Color: Grey

2005 Audemars Piguet Royal Oak 15300ST White Dial - Box and Papers
The Royal Oak, with its 39mm case size, is a perfect and wearable size. The white and steel case has clean aesthetics.
- Case Size: 39mm diameter
- Bracelet Fits: up to 7.5 inch wrist
- Movement Status: running fantastic