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 39mm White Dial - Mint Condition with Box
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%)
NIB Audemars Piguet Royal Oak Chronograph Rose Gold Green Dial Strap 26240 Full Se
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

Audemars PIGUET ROYAL OAK JUMBO ULTRA THIN 15202ST BLUE DIAL 2018 FULL SET
A 2018 Audemars Piguet Royal Oak Jumbo Extra-Thin in stainless steel with a blue dial, featuring a 39mm case size.
- Condition: Excellent Condition
- Case Size: 39mm
- Diameter: 39mm
- Year: 2018

2022 Audemars Piguet Ref. 26331ST Royal Oak Chronograph
2022 Audemars Piguet Ref. 26331ST Royal Oak Chronograph, featuring a 41mm case and blue dial.
- Condition: Light wear
- Case size: 41mm
- Dial color: blue
2008 Audemars Piguet 18K YG Royal Oak Chronograph 26068BA Pave Diamond Dial w/ MO
The watch features a 39mm 18K yellow gold and diamond case with a pave diamond dial, mother of pearl sub-dials, and an 18K yellow gold folding clasp.
- Condition: Excellent (unpolished)
- Case size: 39mm
- Diameter: 39mm
- Bezel condition: Excellent (light wear)
Audemars Piguet Royal Oak Yellow Gold - 15300BA - White - Yellow Gold - 39mm
This Audemars Piguet Royal Oak Yellow Gold watch features a 39mm yellow gold case, white dial, and automatic date movement.
- Condition: Pre-Owned - Excellent Grade
- Case size: 39mm
- Material: Yellow Gold
- Dial: White

LNIB Audemars PIGUET ROYAL OAK 50TH ANNIVESARY 15550ST ICE BLUE DIAL 37MM 2022
2022 Audemars Piguet Royal Oak 50th Anniversary edition with a 37mm stainless steel case and ice blue dial.
- Condition: Like New in Box (LNIB)
- Case size: 37mm
- Diameter: 37mm
- Material: Stainless Steel
Audemars Piguet Royal Oak Offshore 15710ST.OO.A002CA.02
This is a Black Accents Audemars Piguet Royal Oak Offshore model, which comes as a complete set with original papers and box.
- Condition: Excellent condition
- Water Resistance: 100m