Audemars Piguet Royal Oak Royal Oak Perpetual Calendar 41 Platinum / Black

Reference 26597PT.OO.1220PT.01

About this watch

The Audemars Piguet Royal Oak Perpetual Calendar 41 Platinum / Black is a masterpiece that embodies the spirit of luxury and innovation. Its stunning design, featuring a black dial with the Grande Tapisserie pattern, is accentuated by stick and dot indexes providing a minimalist yet sophisticated look. Crafted from platinum, this watch radiates luxury and durability. The sapphire crystal on the front and back allows for a clear view of the intricate movements within, adding to its allure. The Audemars Piguet caliber AP 5134 automatic movement boasts an impressive array of features, including precision and reliability, extra-thin design with a suspended barrel, and a moon phase indicator that's a work of art in itself. This watch is packed with useful functionalities, displaying hours, minutes, date, day, leap year, month, and week indicator, making it a complete horological tool for those who appreciate timekeeping nuances. With its limited availability and high-quality craftsmanship, the Royal Oak Perpetual Calendar is positioned at the higher end of the luxury watch market, making it a valuable addition to any collection.

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Key Features

Automatic movement with precision and reliability
Extra-thin design with suspended barrel for reduced friction and wear
Moon phase indicator with laser microstructured aventurine base
Sapphire crystal on front and back for clear view of movements
Platinum case for luxury and durability
41mm diameter and 9.50mm height for comfortable wear
20m water resistance for everyday wear

Specifications

Brand

Audemars Piguet

Family

Royal Oak

Model

Royal Oak Perpetual Calendar 41 Platinum / Black

Reference

26597PT.OO.1220PT.01

Movement

ap-5134

Movement Features

Hours, Minutes
Date, Day, Leap Year, Month, Week Indicator
Moonphase

Case

41mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

Current Listings

2015 Audemars Piguet Royal Oak Offshore Diver Black - 15710ST.OO.A002CA.01 - Full Set Extra Straps

Audemars Piguet - 15710ST.OO.A002CA.01 · $17,999

The listing features a 2015 Audemars Piguet Royal Oak Offshore Diver Black in excellent daily wear, with a mega tapisserie large hobnail dial and black lacquered gloss. It comes mounted on a black rubber vulcanized strap with an integrated look, as well as two extra high-quality Vagenari straps.

Condition: Excellent pre-owned condition
Case Size: 42mm diameter
Movement: Calibre 3120 with 60 hour power reserve
Water Resistance: 300m depth rating

Posted at

Apr 8, 2026, 5:48 PM

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2023 Audemars Piguet Royal Oak Offshore Diver, Blue Dial 15720ST — Like New Condition, Box & Papers

Audemars Piguet - 15720ST · $25,000

The Audemars Piguet Royal Oak Offshore Diver is a bold, modern dive watch that combines the rugged Offshore aesthetic with refined finishing. It features a vibrant blue dial with an inner rotating dive bezel and an in-house automatic movement for reliable performance.

Condition: Like new condition
Case size: 42mm diameter
Movement type: In-house automatic movement

Posted at

Apr 8, 2026, 9:33 AM

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[US] Audemars Piguet Royal Oak Chronograph 41mm Rose Gold 26320OR Black Dial - Full Set - $49,250

Audemars Piguet - 26320OR · $49,250

Additional Details:

Case material: rose gold
Diameter: 41mm

Posted at

Apr 7, 2026, 10:16 AM

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[US] Audemars Piguet Royal Oak Offshore Chronograph 42mm AP Half Brick Gray Rhodium Dial 26470or - Full Set - $37,000

Audemars Piguet - 26470or · $37,000

a luxury chronograph watch from the Royal Oak Offshore collection with a 42mm case size and half brick gray rhodium dial.

Posted at

Apr 7, 2026, 10:12 AM

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[US] Audemars Piguet Royal Oak Rose Gold Black Dial 39mm - AP 15300OR - $36,500

Audemars Piguet - AP 15300OR · $36,500

Diameter: 39mm

Posted at

Apr 7, 2026, 10:07 AM

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2013 Audemars Piguet Royal Oak Chronograph 42mm 26170ST — Excellent Condition, Box & Papers

Audemars Piguet - 26170ST · $20,500

The Audemars Piguet Royal Oak Chronograph is a bold and iconic take on the Royal Oak, featuring a crisp white dial accented by striking blue chronograph subdials. Its 42mm stainless steel case with octagonal bezel delivers unmistakable wrist presence.

Condition: Excellent condition, light signs of wear
Case size: 42mm
Lug to lug: 54mm
Thickness: 14mm

Posted at

Apr 7, 2026, 9:37 AM

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Audemars Piguet Royal Oak Offshore “Half Brick” 26470OR – 2019 Full Set – Excellent Condition – $39,000

Audemars Piguet - 26470OR.OO.A125CR.01 · $39,000

This Audemars Piguet Royal Oak Offshore Chronograph 'Half Brick' is a stunning example in excellent condition, with incredible wrist presence and a perfect blend of luxury, sport, and unmistakable AP character.

Condition: Excellent condition
Case material: rose gold
Diameter: 44mm
Year: 2019

Posted at

Apr 6, 2026, 3:10 PM

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AP Royal Oak Dual Time 26120ST

Audemars Piguet - 26120ST.OO.1220ST.01 · $34,500

A Royal Oak Dual Time watch from Audemars Piguet, featuring a 39mm case size and reference number 26120ST.OO.1220ST.01.

Condition: Preowned, with minor signs of wear on the case and bracelet
Case Size: 39mm

Posted at

Apr 6, 2026, 10:50 AM

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Audemars Piguet Royal Oak 33mm 15000ST Navy

Audemars Piguet - 15000ST · $27,950

The Audemars Piguet Royal Oak 33mm is a neo-vintage watch with an automatic movement, introduced in 1995. It features a deep blue tapisserie dial and a 33mm integrated bracelet case.

Condition: great pre owned condition
Case size: 33mm diameter
Water resistance: 50m depth rating
Movement: AP calibre 2140 (upgraded to 2240 in 2025)

Posted at

Apr 4, 2026, 9:33 PM

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