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Audemars Piguet

Audemars Piguet Royal Oak Perpetual Calendar Openworked 41 Cactus Jack 26585CM.OO.D301VE.01

The Audemars Piguet Royal Oak Perpetual Calendar Openworked 41 Cactus Jack (reference 26585CM.OO.D301VE.01) is a 41 mm Brown ceramic / pink gold watch. It runs on the automatic caliber 5135 with a 40-hour power reserve and is water resistant to 20 m. It was introduced in 2023.

Specifications

Case

Reference
26585CM.OO.D301VE.01
Collection
Royal Oak
Case size
41 mm
Thickness
9.9 mm
Case material
Brown ceramic / pink gold
Case shape
Round
Crystal
Sapphire
Water resistance
20 m
Bracelet / strap
Strap

Dial and bezel

Bezel
Octagonal, screwed

Movement

Movement
Automatic
Caliber
5135
Power reserve
40 hours
Frequency
19,800 vph
Jewels
38
Functions
Perpetual calendar, Moonphase, Openworked

Production

Production
2023 – today (limited)

Dial versions

This reference was made with these dials and finishes.

  • 26585CM.OO.D301VE.01 Skeleton

    Skeleton

  • 26585CM.OO.D301VE.01 Cactus Jack

    Openworked sapphire; Cactus Jack smiley on moonphase; hand-drawn calendar lettering · “Cactus Jack”

How it compares within the Royal Oak family

Side by side with other references in the same collection, from the catalog.

ReferenceSizeMaterialDialCaliberYears
26585CM.OO.D301VE.01 (This watch)41 mmBrown ceramic / pink gold—51352023–
15510ST.OO.1320ST.1041 mmStainless steelGrey43022023–
16202XT.OO.1240XT.0139 mmTitanium and bulk metallic glassRed71212023–
26240BC.GG.1324BC.0241 mmWhite goldBlue44012023–
26240BC.OO.1320BC.0141 mmWhite goldPurple44012023–
26240BC.OO.1320BC.0441 mmWhite goldBlue44012025–
26240BC.SS.1320BC.0141 mmWhite goldBlue44012023–
26585XT.OO.1220XT.0141 mmTitanium / BMGSkeleton51352025–
26586XT.OO.1240XT.0141 mmTitanium / BMGPink51332026–

About the Royal Oak family

The Royal Oak was introduced in 1972 with ref. 5402, a steel watch designed by Gérald Genta with an octagonal bezel held by eight hexagonal screws, a Tapisserie-patterned dial and an integrated bracelet. It established the idea of a luxury sports watch in steel.

The extra-thin 39 mm models, such as ref. 15202 and the ref. 16202 of 2022 with caliber 7121, are the direct descendants of the original. Other key families include the 41 mm Selfwinding 15500 and 15510, the chronographs such as ref. 26240, perpetual calendars such as ref. 26574 and many gold, ceramic and titanium versions. Dealers read the full reference to confirm case material and dial, and check for polishing, which can soften the case's sharp edges.

Quick answers

What size is the Audemars Piguet Royal Oak Perpetual Calendar Openworked 41 Cactus Jack 26585CM.OO.D301VE.01?
The Audemars Piguet Royal Oak Perpetual Calendar Openworked 41 Cactus Jack 26585CM.OO.D301VE.01 has a 41 mm case, 9.9 mm thick.
What movement does the Audemars Piguet Royal Oak Perpetual Calendar Openworked 41 Cactus Jack 26585CM.OO.D301VE.01 use?
It uses the automatic caliber 5135, with a 40-hour power reserve.
How water resistant is the Audemars Piguet Royal Oak Perpetual Calendar Openworked 41 Cactus Jack 26585CM.OO.D301VE.01?
It is water resistant to 20 metres.
Is the Audemars Piguet Royal Oak Perpetual Calendar Openworked 41 Cactus Jack 26585CM.OO.D301VE.01 still in production?
Limited.
When did the Audemars Piguet Royal Oak Perpetual Calendar Openworked 41 Cactus Jack 26585CM.OO.D301VE.01 come out?
It was introduced in 2023.
What is the Audemars Piguet Royal Oak Perpetual Calendar Openworked 41 Cactus Jack 26585CM.OO.D301VE.01 made of?
The case is Brown ceramic / pink gold. Bracelet or strap: Strap.

Catalog facts checked October 2026.