Audemars Piguet Royal Oak Royal Oak Perpetual Calendar Stainless Steel / Dark Blue

Reference 25820ST.OO.0944ST.04

About this watch

The Audemars Piguet Royal Oak Perpetual Calendar 25820ST.OO.0944ST.04 is an exquisite timepiece that embodies elegance, innovation, and luxury. This masterpiece boasts a stunning dark blue dial, perfectly complemented by the stainless steel case. The iconic octagonal bezel and integrated bracelet add to its timeless appeal. With its extra-thin automatic movement, this watch features a plethora of complications, including a perpetual calendar that automatically adjusts for months with varying lengths and leap years. The moonphase complication is crafted with Physical Vapor Deposited (PVD) metal on sapphire, adding a touch of celestial elegance. The dial's intricate details, such as the stick and dot indexes and slender stick-style hands, make it easy to read in any light condition. The watch's water resistance of 20 meters makes it ideal for everyday wear. Whether you're at the office or attending a formal event, this watch adapts effortlessly to any environment. Its lightweight profile and smooth stainless steel make it a pleasure to wear.
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MSRP: $40,500
Market Price: $109,775

Key Features

  • Extra-thin automatic movement with perpetual calendar
  • Moonphase complication crafted with Physical Vapor Deposited (PVD) metal on sapphire
  • Iconic octagonal bezel and integrated bracelet design
  • Stainless steel case with dark blue dial and subtle texture
  • Water resistance of 20 meters for everyday wear
  • Lightweight profile and smooth stainless steel for comfortable wear

Specifications

Brand
Audemars Piguet
Family
Royal Oak
Model
Royal Oak Perpetual Calendar Stainless Steel / Dark Blue
Reference
25820ST.OO.0944ST.04
Movement
ap-2120-2802
Movement Features
  • Hours, Minutes
  • Date, Day, Leap Year, Month, Perpetual Calendar
  • Moonphase
Case
Stainless Steel 39mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
20

Current Listings

[WTS] Audemars Piguet Royal Oak Offshore “Half Brick” Black Dial 26470OR.OO.A002CR.02

Audemars Piguet Royal Oak Offshore “Half Brick” Black Dial 26470OR.OO.A002CR.02

The Audemars Piguet Royal Oak Offshore 'Half Brick' is a bold and recognizable timepiece crafted in solid 18K red gold, featuring a black dial and 42mm case.

  • Condition: Pre-owned with very light wear and minor imperfections
  • Material: solid 18K red gold
  • Diameter: 42mm
  • Bezel condition: clean
Posted at
Aug 22, 2025, 10:41 AM
Active
[WTS] Audemars Piguet AP Royal Oak Offshore Black & White Chronograph 42mm Stainless Steel Full Set MINT 26170ST

Audemars Piguet AP Royal Oak Offshore Black & White Chronograph 42mm Stainless Steel Full Set MINT 26170ST

Audemars Piguet - 26170ST · $21,982
A Royal Oak Offshore chronograph with a black dial, stainless steel case, and AP hornback strap.

  • Condition: Pristine
  • Case size: 42mm diameter
  • Straps included: 2
  • Value of extra straps: $500+
Posted at
Aug 21, 2025, 3:28 PM
Active
[WTS] Audemars Piguet Royal Oak Offshore 42mm Blue “Beast” AP 26237ST Box and Papers

Audemars Piguet Royal Oak Offshore 42mm Blue “Beast” AP 26237ST Box and Papers

Audemars Piguet - 26237ST · $58,000
This watch is an Audemars Piguet Royal Oak Offshore 42mm in blue, known as the "Beast". It features a stainless steel case and comes with original box and papers.

  • Size: 42mm diameter
Posted at
Aug 21, 2025, 12:36 PM
Active
[WTS] 2022 Audemars Piguet Royal Oak Ref. 14790ST | Blue Dial

2022 Audemars Piguet Royal Oak Ref. 14790ST | Blue Dial

Audemars Piguet - 14790ST · $30,000
A 2022 Royal Oak Ref. 14790ST with a blue dial and excellent condition case, bezel, and bracelet.

  • Condition: Excellent
  • Case size: 36mm
  • Bracelet condition: Excellent
  • Bezel material: Stainless steel
Posted at
Aug 20, 2025, 9:00 PM
Active
[WTS] Audemars Piguet Royal Oak Offshore Chronograph Jarno Trulli Carbon 42mm 26202AU

Audemars Piguet Royal Oak Offshore Chronograph Jarno Trulli Carbon 42mm 26202AU

The Audemars Piguet Royal Oak Offshore Chronograph Jarno Trulli is a limited edition of 500 pieces, featuring a forged carbon fiber case and Cermet bezel. It comes with a 50 hour reserve Calibre 3126/3840 movement.

  • Condition: excellent pre-owned condition with light wear
  • Case material: forged carbon fiber
  • Bezel material: Cermet
  • Movement: Calibre 3126/3840, 50 hour reserve
Posted at
Aug 20, 2025, 6:10 PM
Active