The Wristwatch Field Guide

Audemars Piguet Royal Oak Perpetual Calendar Blue Ceramic

26579CS.OO.1225CS.01

The Audemars Piguet Royal Oak Perpetual Calendar Blue Ceramic is a current-production integrated bracelet watch with a blue blue ceramic case. It measures 41.0 mm across, 9.5 mm thick, and is water resistant to 20 m. Inside is the AP 5134 automatic movement. Complications: Perpetual calendar. Brand origin: Switzerland.

Titanium and ceramic integrated bracelet watchesCeramicBlueDisplay back
Reference
26579CS.OO.1225CS.01
Type
Integrated bracelet
Price
– · CHF 129,000
Case diameter
41.0 mm
Thickness
9.5 mm
Lug-to-lug
Water resistance
20 m
Weight
Origin
Switzerland
Movement
Automatic
Caliber
AP 5134
Power reserve
Complications
Perpetual calendar
Material
Ceramic
Grade / type
Blue ceramic
Colour
Blue
Hardness
Construction
Assembled
Surface treatment
Caseback
Nickel-free
Not verified (contact-point materials not all confirmed)
Bracelet / strap
Blue ceramic bracelet
Matching bracelet
Standard
Crystal
Sapphire
Display back
Yes
Dial
Blue Grande Tapisserie (PVD)
Lume
Availability
Offered
Status
Current
Medium confidence Verified Jul 2026 Source: Audemars Piguet / Monochrome Maker / listing ↗
Facts are free to cite with a link.
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Frequently asked questions

What is the case material of the Audemars Piguet Royal Oak Perpetual Calendar Blue Ceramic?

The Audemars Piguet Royal Oak Perpetual Calendar Blue Ceramic has a blue blue ceramic case. It is recorded at medium confidence pending a maker-stated material.

What size is the Audemars Piguet Royal Oak Perpetual Calendar Blue Ceramic?

It is 41.0 mm in diameter, 9.5 mm thick, and water resistant to 20 m.

How much does the Audemars Piguet Royal Oak Perpetual Calendar Blue Ceramic cost, and is it available?

It is current-production; the guide does not list a price for it.

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