The Wristwatch Field Guide

Audemars Piguet Royal Oak Perpetual Calendar Bleu Nuit Nuage 50 Ceramic

26674CD.OO.1225CD.01

The Audemars Piguet Royal Oak Perpetual Calendar Bleu Nuit Nuage 50 Ceramic is a current-production integrated bracelet watch with a blue bleu nuit nuage 50 ceramic case. It measures 41.0 mm across, 9.5 mm thick, and is water resistant to 50 m. Inside is the AP 7138 automatic movement, with 55h power reserve. Complications: Perpetual calendar. Brand origin: Switzerland.

Titanium and ceramic integrated bracelet watchesCeramicBlueDisplay back
Reference
26674CD.OO.1225CD.01
Type
Integrated bracelet
Price
– · price on request
Case diameter
41.0 mm
Thickness
9.5 mm
Lug-to-lug
Water resistance
50 m
Weight
Origin
Switzerland
Movement
Automatic
Caliber
AP 7138
Power reserve
55h
Complications
Perpetual calendar
Material
Ceramic
Grade / type
Bleu Nuit Nuage 50 ceramic
Colour
Blue
Hardness
Construction
Assembled
Surface treatment
Caseback
Nickel-free
Not verified (contact-point materials not all confirmed)
Bracelet / strap
Bleu Nuit ceramic bracelet
Matching bracelet
Standard
Crystal
Sapphire
Display back
Yes
Dial
Bleu Nuit Nuage 50
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 Bleu Nuit Nuage 50 Ceramic?

The Audemars Piguet Royal Oak Perpetual Calendar Bleu Nuit Nuage 50 Ceramic has a blue bleu nuit nuage 50 ceramic case. It is recorded at medium confidence pending a maker-stated material.

What size is the Audemars Piguet Royal Oak Perpetual Calendar Bleu Nuit Nuage 50 Ceramic?

It is 41.0 mm in diameter, 9.5 mm thick, and water resistant to 50 m.

How much does the Audemars Piguet Royal Oak Perpetual Calendar Bleu Nuit Nuage 50 Ceramic cost, and is it available?

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

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