Audemars Piguet Royal Oak Royal Oak 25554 Perpetual Calendar

Reference 25554ST.O.0344ST.01

Audemars Piguet Royal Oak 25554 Perpetual Calendar

About this watch

The Audemars Piguet Royal Oak 25554ST.O.0344ST.01 is a masterpiece of horology, blending elegance and sophistication with technical excellence. Produced in 1981, this perpetual calendar watch marked a significant point in horological history, featuring a stainless steel construction and intricate details on the dial. The silver-colored 39mm case strikes an ideal balance between boldness and refinement, while the stick-shaped hands and dot indexes provide easy readability. The Audemars Piguet caliber AP 2120 / 2800 automatic movement is renowned for its precision and reliability, boasting a power reserve of 40 hours and operating at a frequency of 21,600 vibrations per hour. With 38 jewels, this extra-thin movement is a testament to the brand's engineering prowess. The Royal Oak 25554 is not only a stunning timepiece but also a valuable investment, holding its value well due to its heritage and craftsmanship. Its ergonomic design makes it surprisingly comfortable on the wrist, while the stainless steel bracelet is both stylish and adjustable.

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Key Features

39mm stainless steel case
Silver-colored dial with stick-shaped hands and dot indexes
Perpetual calendar functionality
Audemars Piguet Caliber AP 2120 / 2800 automatic movement
38 jewels, power reserve of 40 hours, frequency of 21,600 vibrations per hour
Sapphire glass for scratch protection
Water-resistant to a certain extent

Specifications

Brand

Audemars Piguet

Family

Royal Oak

Model

Royal Oak 25554 Perpetual Calendar

Reference

25554ST.O.0344ST.01

Movement

ap-2120-2800

Movement Features

Hours, Minutes
Date, Day, Month, Perpetual Calendar

Case

Stainless Steel 39mm

Dial Color

Silver

Crystal

Sapphire

Current Listings

[US] Audemars Piguet Royal Oak Offshore Chronograph 42mm Steel “Batman” AP 26470ST - Full Set - $23,500

Audemars Piguet - 26470ST · $23,500

The watch being listed is an Audemars Piguet Royal Oak Offshore Chronograph in a 42mm steel case, also known as the 'Batman' model.

Posted at

Mar 30, 2026, 11:18 AM

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Audemars Piguet Royal Oak Offshore 26420TO 🔥Preowned 2021, $26.5k+✈️🔥

Audemars Piguet - 26420TO · $26,500

2021 model, additional details not provided in the listing.

Condition: preowned
Year: 2021
Status: preowned
Location: international

Posted at

Mar 30, 2026, 8:02 AM

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Audemars Piguet Royal Oak Offshore Panda 26170ST Extra OEM Strap & Brand New AP Box

Audemars Piguet - 26170ST.OO.D101CR.02 · $19,200

A classic Audemars Piguet Royal Oak Offshore Panda with a stainless steel case and black and white Méga Tapisserie dial, powered by the Caliber 3126/3840 automatic chronograph.

Case size: 42mm diameter
Dial pattern: Méga Tapisserie 'Panda' dial
Movement: Caliber 3126/3840 automatic chronograph

Posted at

Mar 30, 2026, 6:41 AM

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Audemars Piguet Royal Oak Offshore Diver 42mm Funky Green 15710ST.OO.A038CA.01

Audemars Piguet - 15710ST.OO.A038CA.01 · $32,000

This Audemars Piguet Royal Oak Offshore Diver is a 42mm timepiece in Funky Green, featuring a fixed octagonal stainless steel bezel with an inner diving scale, automatic movement, and a water resistance of 300 meters.

Condition: Excellent pre-owned condition
Case diameter: 42mm
Water resistance: 300m
Power reserve: 60 Hours

Posted at

Mar 27, 2026, 12:51 PM

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Audemars Piguet Royal Oak Offshore Ref: 26238ti 🔥Preowned 2022, $30.5k+✈️🔥

Audemars Piguet - 26238ti.OO.A056CA.01 · $30,500

This 2022 Audemars Piguet Royal Oak Offshore comes with a box, warranty, and manuals.

Condition: Preowned
Case size: 44mm diameter
Location shipped from: Singapore

Posted at

Mar 27, 2026, 9:33 AM

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Audemars Piguet Royal Oak Tourbillon Chronograph 44mm 26377SK.OO.D002CA.01 Complete Set

Audemars Piguet - 26377SK.OO.D002CA.01 · $114,195

A 44mm Royal Oak Tourbillon Chronograph featuring a black 'Méga Tapisserie' dial, exposed tourbillon at 6 o'clock, and rubber-clad bezel.

Condition: Excellent
Movement: Mechanical (Manual) Calibre 2889
Case Size: 44mm diameter
Case Thickness: 13.2mm

Posted at

Mar 27, 2026, 9:23 AM

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Audemars Piguet Royal Oak Perpetual Calendar Blue White Ceramic MINT 26579CB

Audemars Piguet - 26579CB · $306,899

This Audemars Piguet Royal Oak Perpetual Calendar features a blue Grande Tapisserie dial, perpetual calendar function, and is made from white ceramic. It includes hours, minutes, day, date, month, moon phase, leap year, and week indicator functions.

Condition: Mint
Case material: White ceramic
Dial color: Blue

Posted at

Apr 8, 2025, 1:20 PM

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Audemars Piguet Royal Oak 39mm White Dial - Mint Condition with Box

Audemars Piguet - Royal Oak 39mm · $30,000

This Audemars Piguet Royal Oak features a white dial, iconic octagonal bezel, and signature Tapisserie pattern, making it a true masterpiece of luxury and precision.

Condition: Mint Condition
Box: Yes, original box included
Shipping: Fully insured FedEx Priority Overnight shipping to US addresses included
Payment Methods: Wire, cryptocurrency, credit card (+4%)

Posted at

Apr 7, 2025, 8:26 PM

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NIB Audemars Piguet Royal Oak Chronograph Rose Gold Green Dial Strap 26240 Full Se

Audemars Piguet - 26240OR.00.D404CR.02 · $74,995

This 41mm Audemars Piguet Royal Oak Chronograph features an in-house automatic movement and a green dial on an 18K rose gold case.

Condition: New, unworn (NIB)
Case size: 41mm
Movement type: Automatic, in-house

Posted at

Apr 7, 2025, 3:20 PM

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