Audemars Piguet Royal Oak Royal Oak 25554 Perpetual Calendar

Reference 25554ST.O.0344ST.01

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

Audemars Piguet Royal Oak 41mm AP 15400or Rose Gold White Dial Full Set

Audemars Piguet Royal Oak 41mm AP 15400or Rose Gold White Dial Full Set

The Audemars Piguet Royal Oak Offshore is a luxurious watch housed in an 18-carat gold case with a matching bracelet. It features a white dial against the rose gold, making it a stunning piece of jewelry.

  • Condition: Excellent, great condition with original boxes and papers
  • Serial number: H serial number
  • Year: 2013
  • Box and papers: Complete set, including original inner and outer boxes, manuals/booklets, warranty paperwork, and all original bracelet links
Posted at
Apr 23, 2025, 5:38 PM
Active
Audemars Piguet Royal Oak Offshore “Brick” Rare Yellow Gold Blue Dial – 26470ba

Audemars Piguet Royal Oak Offshore “Brick” Rare Yellow Gold Blue Dial – 26470ba

The Audemars Piguet Royal Oak Offshore ‘Brick’ is a rare yellow gold blue-dial watch from 2019, crafted from nearly 300g of solid gold and featuring a 42mm case with beautiful brushing on the yellow gold case and bezel against the vibrant Mega Tapisserie blue dial.

  • Condition: Outstanding
  • Case size: 42mm
  • Bracelet type: Rose Gold
  • Warranty card year: 2019
Posted at
Apr 23, 2025, 5:36 PM
Active
Audemars Piguet Royal Oak 26400SO.OO.A002CA.01 Panda Offshore Chrono 44MM B&P

Audemars Piguet Royal Oak 26400SO.OO.A002CA.01 Panda Offshore Chrono 44MM B&P

Up for sale is an Audemars Piguet Royal Oak 26400SO.OO.A002CA.01 Panda Offshore Chrono 44MM Silver Dial B&P, in excellent condition.

  • Condition: excellent
  • Diameter: 44mm
  • Case material: silver dial
  • Strap type: Hourus Strap
Posted at
Apr 23, 2025, 12:50 PM
Active
Audemars Piguet Royal Oak Offshore Chronograph 42mm Titanium Beast – 25721ti

Audemars Piguet Royal Oak Offshore Chronograph 42mm Titanium Beast – 25721ti

Audemars Piguet - 25721ti · $21,250.002
The Audemars Piguet Royal Oak Offshore Chronograph is a luxurious timepiece housed in a lightweight titanium case, featuring an iconic octagonal bezel and 'Tapisserie' pattern. It seamlessly blends sportiness and luxury with its matching titanium bracelet.

  • Condition: great condition
  • Case material: titanium
  • Bracelet material: titanium
  • Size: 42mm diameter
Posted at
Apr 22, 2025, 4:54 PM
Active
[WTS][UK] Audemars Piguet Royal Oak 15300ST.OO.1220ST.01 - with Papers + 1.5 link + Service box

[UK] Audemars Piguet Royal Oak 15300ST.OO.1220ST.01 - with Papers + 1.5 link + Service box

This 2014 Audemars Piguet Royal Oak is a prized part of the seller's collection, running wonderfully and extremely comfortable to wear.

  • Papers: included
  • Service box: AP service box included
  • Extra link: 1.5 link purchased from AP House
Posted at
Apr 22, 2025, 10:44 AM
Active
[WTS] 2009 Audemars Piguet Royal Oak Chronograph 39mm Havana Brown Dial 26300ST Full Set

2009 Audemars Piguet Royal Oak Chronograph 39mm Havana Brown Dial 26300ST Full Set

Audemars Piguet - 26300ST · $29,999
2009 AP RO Chronograph with Havana Brown Dial in 39mm Stainless Steel.

  • Condition: Scratches throughout, serviced in 2021
  • Case diameter: 39mm
Posted at
Apr 21, 2025, 7:30 PM
Active
[WTS] AUDEMARS PIGUET ROYAL OAK OFFSHORE 25721ST THE BEAST

AUDEMARS PIGUET ROYAL OAK OFFSHORE 25721ST THE BEAST

Audemars Piguet - 25721ST · $22,999
This is the original Royal Oak Offshore, also known as 'The Beast', a bold and rugged watch with a 42mm case and oversized chrono pushers. It features a blue 'Méga Tapisserie' dial and comes complete with its original AP wooden box and matching papers.

  • Condition: very good
  • Case size: 42mm
  • Bracelet type: brushed steel
Posted at
Apr 21, 2025, 8:44 AM
Active