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 Chronograph 41mm Stainless Steel White Dial AP 26320s
This is a 41mm Stainless Steel Audemars Piguet Royal Oak Chronograph with a white dial, manufactured in 2016.
- Condition: Very Good
- Year of manufacture: 2016

Audemars Piguet Royal Oak Offshore Chronograph 44mm Ceramic - 26405ce - Full Se
This Audemars Piguet Royal Oak Offshore Chronograph features a 44mm ceramic case and is a 2018 model.
- Condition: Very Good
- Size: 44mm diameter
- Year: 2018

Audemars Piguet Royal Oak Chronograph 41mm AP Blue Dial 26331ST � 2017 Full Set
2017 Audemars Piguet Royal Oak Chronograph with a blue dial, featuring a 41mm case.
- Condition: Very Good
- Year: 2017
Audemars Piguet Royal Oak 37mm 15450ST Blue Dial With Papers!
This is a 37mm Royal Oak watch with a blue dial, previously had a white dial but was changed to the blue one by AP. The watch comes with papers and is in mint condition.
- Condition: Mint condition
- Case Size: 37MM
- Material: Full Stainless Steel
- Dial Color: Blue

Audemars Piguet 26470ST.00.A028CR.01 Royal Oak Offshore
This Audemars Piguet Royal Oak Offshore is a high-end watch with a stainless steel case and comes with various accessories.
- Condition: Very good
- Bracelets: 3 (black rubber, blue rubber, factory AP steel)
- Accessories: books, warranty card, service warranty card

Audemars Piguet Royal Oak 37mm Frosted Rose Gold Pink Dial 15454OR.GG.1259OR.03
This Audemars Piguet Royal Oak is a 37mm version in frosted rose gold featuring a pink gold toned dial.
- Condition: Excellent, with some fine swirls and hairlines on the case and bracelet
- Case size: 37mm
- Diameter: 40mm (bracelet)

Audemars Piguet Royal Oak Offshore. Diver. 15710ST
This is one of the popular offshore models from AP, featuring a rotating dial border and a selfwinding movement. The watch comes with various accessories, including an outer and inner AP box, warranty booklet, manual, and original purchase receipt.
- Condition: Excellent
- Movement type: Selfwinding
- Case size: 42mm diameter
- Case material: Steel

NEW 2020 Audemars Piguet Royal Oak Offshore Diver 15710ST Blue Dial
This is a brand new 2020 Audemars Piguet Royal Oak Offshore Diver 42mm with a blue Tapisserie dial and stainless steel case.
- Condition: Brand new/unworn
- Dial color: blue
- Case material: stainless steel
- Strap size: adjustable

Audemars Piguet Royal Oak Black Dial Black Ceramic FULL SET MINT 77350CE
This Audemars Piguet Royal Oak features a black ceramic case with a black Grande Tapisserie dial and pink gold applied hour markers. The watch has a bold, rugged look and is presented in mint condition.
- Condition: Mint
- Case material: Black ceramic
- Case size: Not specified
- Dial color: Black