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] [US] Audemars Piguet Royal Oak Chronograph 41mm Rose Gold 26320OR Black Dial - Full Set

[US] Audemars Piguet Royal Oak Chronograph 41mm Rose Gold 26320OR Black Dial - Full Set

This is a Royal Oak Offshore Chronograph in rose gold with a black dial, featuring an octagonal bezel and a 'Tapisserie' pattern.

  • Condition: Very Good
  • Case material: 18-carat gold
  • Bracelet material: rose gold
  • Serial number: J (2016)
Posted at
Aug 19, 2025, 5:36 AM
Active
[WTS] [US] Audemars Piguet Royal Oak Offshore Chronograph 42mm AP Half  Brick Gray Rhodium Dial 26470or - Full Set

[US] Audemars Piguet Royal Oak Offshore Chronograph 42mm AP Half Brick Gray Rhodium Dial 26470or - Full Set

A fan favorite rhodium dial 'half brick' Audemars Piguet Royal Oak Offshore Chronograph in 42mm rose gold case with Mega Tapisserie patterned dial and open case back to view the 3126 movement.

  • Condition: Very Good
  • Case diameter: 42mm
  • Serial number: K serial number from 2019
  • Movement: Calibre 3126/3840
Posted at
Aug 19, 2025, 5:27 AM
Active
[WTS] Audemars Piguet Royal Oak Offshore Chronograph 'HAVANA" Watch and Bennisson Authentication Card

Audemars Piguet Royal Oak Offshore Chronograph 'HAVANA" Watch and Bennisson Authentication Card

A Royal Oak Offshore Chronograph in Havana that has been a great conversation starter, especially among AP fans. It's a daily wear watch from the seller's personal collection.

  • Condition: Very good condition with some light scratches
  • Authentication Card: Bennisson Watch in West Palm Beach
Posted at
Aug 18, 2025, 11:34 PM
Active
[WTS] 2000s Audemars Piguet Royal Oak 14790ST White Dial with AP Service Card

2000s Audemars Piguet Royal Oak 14790ST White Dial with AP Service Card

Audemars Piguet - 14790ST · $25,950
A transitional mk2 Audemars Piguet Royal Oak reference 14790ST with a white dial, measuring 36mm in diameter. It features an integrated bracelet and has been serviced by Audemars Piguet.

  • Condition: Pre-owned, signs of use on the bezel and bracelet
  • Case size: 36mm diameter
  • Bracelet size: fits up to 7.25" wrist
Posted at
Aug 18, 2025, 5:54 PM
Active
Audemars Piguet - Royal Oak - Perpetual Calendar - Titanium - 26574ti - Complete

Audemars Piguet - Royal Oak - Perpetual Calendar - Titanium - 26574ti - Complete

A rare Titanium Royal Oak Perpetual Calendar in excellent condition, complete with box and papers.

  • Condition: Excellent / Unpolished
  • Case size: 41mm
  • Strap material: Titanium
  • Dial color: Blue
Posted at
Aug 18, 2025, 3:45 PM
Active
Audemars Piguet 15710ST.OO.A002CA.01 Royal Oak Offshore Diver

Audemars Piguet 15710ST.OO.A002CA.01 Royal Oak Offshore Diver

The Audemars Piguet Royal Oak Offshore Diver is a stainless steel watch with a rubber strap, automatic movement, and 60-hour power reserve.

  • Condition: Excellent condition
  • Case material: stainless steel
  • Diameter: 42mm
  • Thickness: 13.7mm
Posted at
Aug 18, 2025, 10:23 AM
Active