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

2022 Audemars Piguet Royal Oak Chronograph Full Rose Gold “Brick” 42mm 26238OR.OO.2000OR.01 Full Set Excellent

Audemars Piguet - 26238OR.OO.2000OR.01 · $85,700

This is a 2022 Audemars Piguet Royal Oak Chronograph Full Rose Gold ‘Brick’ 42mm with an 18k pink gold case and matching gold bracelet, featuring a blue Méga Tapisserie dial.

Condition: Excellent
Case material: 18k pink gold
Bracelet material: matching gold
Dial color: blue Méga Tapisserie

Posted at

Dec 3, 2025, 2:03 PM

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AP Royal Oak Offshore 42mm The Beast 26237ST NIB

Audemars Piguet - 26237ST · $33,000

This Audemars Piguet Royal Oak Offshore is a 25th Anniversary re-issue of the first Offshore model from 1993. It features a 42mm case and comes with a complete set, including warranty card, double box, and travel cube.

Condition: New, Unworn (NIB)
Serial Number: J XXXXXX
Accessories: AP Warranty Card,Dark Green Wooden Box,Dark Green Card Board Box,AP Dark Black Leather Travel Cube
Shipping Restriction: Continental US shipping only

Posted at

Dec 2, 2025, 2:23 PM

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Audemars Piguet Royal Oak Offshore Bleu Nuit Nuage 50 26238CD.OO.1300CD.01 Complete Set

Audemars Piguet - 26238CD.OO.1300CD.01 · $129,995

The Audemars Piguet Royal Oak Offshore Bleu Nuit Nuage 50 features a bold design, unmistakable Offshore character, and a 42mm case delivering classic power in a modern form. The watch includes an in-house flyback chronograph movement with precision and a 70-hour reserve.

Condition: Like new
Case size: 42mm
Case material: Blue ceramic with titanium caseback
Dial color: Blue ‘Méga Tapisserie’

Posted at

Dec 2, 2025, 9:23 AM

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Audemars Piguet Royal Oak Offshore “Navy Panda” – Ref. 26170ST.OO.D305CR.01 – Complete Set – $18,000

Audemars Piguet - 26170ST.OO.D305CR.01 · $18,000

The seller is listing an Audemars Piguet Royal Oak Offshore 'Navy Panda' watch, which is a complete set.

Water Resistance Depth Rating: 150m

Posted at

Dec 1, 2025, 9:08 PM

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Audemars Piguet Royal Oak Offshore Blue Dial - 25721ST.OO.1000ST.09 The BEAST!

Audemars Piguet - 25721ST.OO.1000ST.09 · $21,950

This Audemars Piguet Royal Oak Offshore features a blue dial with white accents and a full bracelet, giving it a unique presence.

Includes: watch, outer box, inner box, extracts from Audemars Piguet

Posted at

Dec 1, 2025, 9:53 AM

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2016 Audemars Piguet Royal Oak 37mm 15450ST Stainless Steel White Dial - $30,500

Audemars Piguet - 15450ST.OO.1256ST.01 · $30,500

A 2016 Audemars Piguet Royal Oak in stainless steel with a white dial and grande tapisserie pattern.

Condition: Excellent overall condition
Box and papers: Yes
Warranty booklet: Yes
Dimensions: 7.0inch wrist size

Posted at

Dec 1, 2025, 9:26 AM

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Audemars Piguet Royal Oak Offshore Ghost 26170TI 42mm Titanium Full Set - $25,495

Audemars Piguet - 26170TI.OO.1000TI.01 · $25,495

A Royal Oak Offshore Ghost Titanium watch, a titanium version of the iconic design.

Condition: Excellent condition with minimal signs of wear
Material: Titanium
Year: 2014
Size: 42mm diameter

Posted at

Nov 29, 2025, 1:56 PM

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NEW 2025 Audemars Piguet Royal Oak Chroograph 43mm 26420CE Ceramic Green Dial - $56,500

Audemars Piguet - 26420CE.OO.A063VE.01 · $56,500

The listing is for a brand new Audemars Piguet Royal Oak Offshore Selfwinding Chronograph with a ceramic green dial and adjustable black rubber strap. It comes with original double boxed, box and papers, international warranty card, and an additional green textile strap.

Condition: Brand New/Unworn
Size: 43mm diameter
Strap: Adjustable Black Rubber Strap, Additional Green Textile strap included

Posted at

Nov 28, 2025, 4:57 PM

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