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 8638ST Tropical Royal Oak

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The Audemars Piguet 8638ST Tropical Royal Oak is a rare and unique timepiece designed for female clients, featuring a small self-winding caliber and a tropical dial that has developed an even brown patina over time. Its production run was limited to approximately 3,889 timepieces between 1976 and 1990. This particular watch may appeal to those looking for a smaller Royal Oak.

  • Condition: Excellent
  • Diameter: 29mm
  • Case material: Stainless Steel
Posted at
Mar 2, 2025, 7:26 PM
Active
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  • Condition: Excellent
  • Case Size: 41mm
  • Material: Stainless Steel
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  • Condition: Mint, Unpolished
  • Case Material: Stainless steel
  • Bezel Material: Black ceramic
  • Band Material: Light brown strap with stainless steel pin buckle
Posted at
Feb 28, 2025, 10:28 PM
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  • Condition: 95%
  • Case material: stainless steel
  • Movement type: mechanical automatic
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Feb 28, 2025, 11:42 AM
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  • Condition: Mint, Unpolished
  • Material: stainless steel
  • Case size: 41mm
  • Diameter: 41mm
Posted at
Feb 27, 2025, 10:07 PM
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This Audemars Piguet Royal Oak features a 39mm case, grey petite tapisserie dial with gold tropical patina, and 20-link 18k yellow gold bracelet.

  • Condition: Excellent
  • Case size: 39mm
  • Bracelet length: 7 inches
Posted at
Feb 27, 2025, 4:33 PM
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  • Condition: pristine condition
  • Case material: stainless steel
  • Bracelet type: Offshore stainless steel bracelet
  • Movement type: self-winding (Calibre 3126 / 3840)
Posted at
Feb 27, 2025, 10:45 AM
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