Audemars Piguet Royal Oak 26579CS.OO.1225CS.01 Perpetual Calendar Blue Dial
Audemars Piguet Royal Oak 26579CS.OO.1225CS.01 is a bold, ultra-modern Perpetual Calendar crafted in blue ceramic, blending high-end engineering with unmistakable Royal Oak character.
| Gender |
Male |
|---|---|
| Dial Color |
Blue |
| Size |
41 |
There are watches that turn heads, and then there are pieces like the Audemars Piguet Royal Oak 26579CS.OO.1225CS.01, the kind you notice instantly even across a crowded room. The moment you see its blue ceramic case catching the light, you realize this is not just another Perpetual Calendar. It is AP pushing the limits of what a modern luxury sports watch can be.
Design & Dial
Picture the familiar Royal Oak geometry sharp angles, integrated bracelet, the iconic octagonal bezel but rebuilt in blue ceramic from top to bottom. It feels light on the wrist but surprisingly solid. The blue Grande Tapisserie dial carries everything you expect from a perpetual calendar: day, date, month, week number, astronomical moon, and leap-year indication. Yet nothing looks cramped. AP has arranged the layout so your eyes land exactly where they should.
Movement & Performance
Inside the Audemars Piguet Royal Oak 26579CS.OO.1225CS.01, the Caliber 5134 keeps the entire system running with impressive efficiency. It is one of those movements you can trust in the long run stable, thin, and engineered to track the calendar correctly for decades. Despite the complexity, the watch sits comfortably and doesn’t feel overpowering on the wrist.
Watch Specifications
| Specification | Details |
|---|---|
| Model | Audemars Piguet Royal Oak 26579CS.OO.1225CS.01 |
| Case Material | Blue Ceramic |
| Case Size | 41 mm |
| Dial | Blue “Grande Tapisserie” |
| Movement | Caliber 5134, Automatic |
| Functions | Perpetual Calendar, Moonphase, Week Indicator, Leap Year |
| Bracelet | Blue Ceramic |
| Water Resistance | 20 m |
If you’re looking for a Perpetual Calendar that feels modern, bold, and genuinely different, this reference hits all the right notes. It is technical without feeling cold, luxurious without being flashy, and unmistakably AP from the first glance.

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