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

Reference 25820ST.OO.0944ST.05

About this watch

The Audemars Piguet Royal Oak Perpetual Calendar is a masterpiece of horology, blending tradition with modernity in a stunning stainless steel case paired with a striking blue dial. The 39 mm diameter strikes a perfect balance between boldness and elegance, while the tapisserie pattern on the dial catches the light beautifully. Crafted from high-quality stainless steel, this watch not only looks fantastic but is also built to last. The sapphire crystal glass adds to its robustness, providing scratch resistance and clarity. At the core lies the Audemars Piguet caliber AP 2120 / 2802, an engineering marvel designed for exceptional user experience. With an automatic mechanism, it harnesses energy from wrist movements, boasting a power reserve of approximately 40 hours. One standout feature is its perpetual calendar, adjusting for months of varying lengths and leap years, while the moonphase complication adds celestial beauty. The integrated bracelet is both visually appealing and ergonomic, ensuring a snug fit on the wrist. With manual finishing of the movement and stringent quality control, each piece is a work of art. This exclusivity makes it a coveted piece among collectors, elevating your watch game to new heights.
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MSRP: $40,500
Market Price: $109,775

Key Features

  • Audemars Piguet caliber AP 2120 / 2802 automatic movement
  • Perpetual calendar with leap year and month adjustment
  • Moonphase complication with Physical Vapor Deposited (PVD) metal on sapphire
  • Sapphire crystal glass for scratch resistance and clarity
  • 39 mm stainless steel case diameter
  • 9.30 mm height for comfortable wear
  • 20 meters water resistance for everyday use

Specifications

Brand
Audemars Piguet
Family
Royal Oak
Model
Royal Oak Perpetual Calendar Stainless Steel / Blue
Reference
25820ST.OO.0944ST.05
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
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[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