Audemars Piguet Royal Oak Royal Oak Perpetual Calendar Openworked 41 Ceramic

Reference 26585CE.OO.1225CE.01

About this watch

Welcome to the world of luxury horology! Today, we're going to unpack the stunning Audemars Piguet Royal Oak Perpetual Calendar Openworked 41 Ceramic, model number 26585CE.OO.1225CE.01. This watch isn't just a timepiece; it's a statement. So, grab your favorite beverage, get comfy, and let's explore this piece of art in detail. Before diving into the specifics of the watch, let's take a moment to appreciate the brand behind it. Founded in 1875, Audemars Piguet is one of the oldest Swiss watch manufacturers still in operation. Known for its innovative designs and mechanical prowess, the brand has consistently pushed boundaries in the watchmaking world. The Royal Oak line, introduced in 1972, revolutionized luxury sports watches and has since become an icon. Now, let's get into the specifics of the Royal Oak Perpetual Calendar Openworked 41 Ceramic. This timepiece combines classic elegance with modern engineering, making it a unique addition to any watch collector's arsenal. With a blend of titanium and ceramic, this watch is as durable as it is visually striking. The first thing that catches your eye is the skeletonized dial. It’s not just a design choice; it’s a peek into the intricate mechanics that power this masterpiece. The watch features a stunning skeletonized movement that showcases the inner workings, a hallmark of high-end watchmaking. Constructed from high-tech ceramic and titanium, the Royal Oak Perpetual Calendar Openworked is as robust as it is beautiful. The ceramic provides scratch resistance, while titanium keeps the watch lightweight. This combination ensures that you can wear it daily without worrying about wear and tear. The color palette is primarily a sleek skeleton finish, which adds a modern touch to its overall appearance. The stick and dot indexes contribute to a clean, minimalist look that is easy to read at a glance. It’s a watch that can easily transition from a formal event to a casual outing, making it incredibly versatile. Let's talk about the engine that powers this beauty—the Audemars Piguet caliber AP 5135. This automatic movement is based on the extra-thin AP 5134, featuring a suspended barrel. But what does this mean for you as a wearer? It means precision and reliability. When it comes to functionality, the Royal Oak Perpetual Calendar Openworked does not disappoint. With a water resistance of 20 meters, it's perfect for everyday wear, though I wouldn’t recommend diving in the ocean with it. However, light splashes and rain should pose no problem! The AP 5135 movement has a power reserve of 40 hours, ensuring that you won't have to wind it every day. Its frequency of 19,800 vibrations per hour contributes to its accuracy, ensuring that you’re always on time. Who doesn’t love being fashionably late—except when it comes to your watch? With a luxury watch like this, the question of value always arises. Priced at a premium, the Audemars Piguet Royal Oak Perpetual Calendar Openworked is not for the faint of heart. However, when considering the craftsmanship, brand heritage, and unique features, many collectors would argue that it’s worth every penny. Luxury watches tend to hold their value well, and Audemars Piguet is no exception. The limited availability and high demand for models like the Royal Oak can make it a smart investment for collectors. It’s not just a watch; it’s a piece of history! If you’re a watch enthusiast or collector, this piece is a must-have. Its intricate mechanics and stunning design will surely draw attention and admiration. Plus, you can proudly say you own a piece from one of the most prestigious watchmakers in history. Even if you’re not a hardcore collector, this watch is versatile enough for daily wear. Its elegant design means you can wear it to the office, out on a date, or even at a casual brunch. It’s a conversation starter, that’s for sure! The Audemars Piguet Royal Oak Perpetual Calendar Openworked 41 Ceramic is more than just a watch; it’s a work of art. From its stunning skeletonized movement to its durable yet elegant materials, this timepiece ticks all the boxes for luxury and functionality.
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Market Price: $325,253

Key Features

  • Skeletonized dial with intricate mechanics
  • Audemars Piguet caliber AP 5135 automatic movement
  • Water resistance up to 20 meters
  • Perpetual calendar tracking date, day, month, and leap year
  • Moonphase indicator requiring adjustment every 125 years and 317 days
  • Titanium and ceramic construction with scratch-resistant ceramic
  • Sapphire glass for crystal clarity

Specifications

Brand
Audemars Piguet
Family
Royal Oak
Model
Royal Oak Perpetual Calendar Openworked 41 Ceramic
Reference
26585CE.OO.1225CE.01
Movement
ap-5135
Movement Features
  • Hours, Minutes
  • Date, Day, Leap Year, Month, Week Indicator
  • Moonphase
Case
41mm
Dial Color
Skeleton
Crystal
Sapphire
Water Resistance
20

Current Listings

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  • Condition: Preowned - Overall really nice condition
  • Case Size: 42mm
Posted at
Dec 12, 2025, 7:05 PM
Active
[WTS] Audemars Piguet Royal Oak Offshore Selfwinding Chronograph Ceramic Rose Gold Grey Dial 44mm Box & Papers 26405NR.OO.A002CA.01

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a 44mm rose gold and black ceramic Audemars Piguet Royal Oak Offshore Selfwinding Chronograph with a smoked grey dial, presented in like new condition with no signs of wear.

  • Condition: Like new
  • Case size: 44mm diameter
  • Water resistance: 100m depth rating
  • Movement caliber: 3126/3840
Posted at
Dec 12, 2025, 9:09 AM
Active
[WTS] Audemars Piguet Royal Oak Chronograph Yellow Gold Green Dial 41mm 26331BA.OO.1220BA.02

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  • Condition: Like new
  • Limited edition: One of only 125 pieces ever made
  • Case size: 41mm diameter
  • Water resistance: 50M (5 ATM)
Posted at
Dec 12, 2025, 8:56 AM
Active
[WTS] Audemars Piguet Royal Oak “Quantieme Annuel” Annual Calendar 25920ST

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Audemars Piguet - 25920ST · $29,500
This Audemars Piguet Royal Oak 'Quantieme Annuel' Annual Calendar features a blue grande tapisserie dial and minimalist aesthetic, paired with tasteful implementation of day and month complications.

  • Condition: Crisp, no damage, privately serviced in 2025
  • Case size: 36mm diameter
  • Length: 46.5h (total length fits approximately 7.75in)
  • Wrist size recommendation: 7.5in or under
Posted at
Dec 11, 2025, 3:00 PM
Active
[WTS] Audemars Piguet Royal Oak Offshore "Vampire" 26470ST

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The Audemars Piguet Royal Oak Offshore 'Vampire' is a high-end watch with a black Méga Tapisserie dial and blood-red chronograph accents, powered by an in-house Calibre 3126/3840 self-winding movement.

  • Condition: Excellent
  • Movement: Calibre 3126/3840 self-winding (automatic)
  • Functions: chronograph, date, hours/minutes/seconds, small seconds
  • Power reserve: 50 hours
Posted at
Dec 10, 2025, 9:45 AM
Active
[WTS] Audemars Piguet Royal Oak Offshore Chronograph "Vampire" - 42mm - Watch, Inner Box, and Outer Box

Audemars Piguet Royal Oak Offshore Chronograph "Vampire" - 42mm - Watch, Inner Box, and Outer Box

42mm Audemars Piguet Royal Oak Offshore Chronograph with the unique 'Vampire' dial, a highly sought-after variant of this popular watch model.

  • Size: 42mm diameter
Posted at
Dec 9, 2025, 4:37 PM
Active
[WTS] Audemars Piguet Royal Oak Offshore Bleu Nuit Nuage 50 26238CD.OO.1300CD.01 Complete Set

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The Audemars Piguet Royal Oak Offshore Bleu Nuit Nuage 50 features a bold design with an unmistakable Offshore character, a blue ceramic build, and a 42mm case delivering classic power in a modern form.

  • Condition: Like new
  • Case Size: 42 mm
  • Water Resistance: 100 m (10 ATM)
  • Movement Caliber: Calibre 4404
Posted at
Dec 9, 2025, 9:06 AM
Active
[WTS] Audemars Piguet Royal Oak Offshore Ghost 26170TI 42mm Titanium Full Set - $25,495

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Up for sale is a Audemars Piguet Royal Oak Offshore Ghost Titanium, Reference: 26170TI.OO.1000TI.01, Year: 2014.

  • Condition: Excellent condition with minimal signs of wear.
  • Year: 2014
  • Box Condition: minimal wear
  • Warranty Book: true
Posted at
Dec 6, 2025, 9:20 AM
Active