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

2024 Audemars Piguet Royal Oak Chronograph 26240CE — Brand New Condition, Box & Papers

Audemars Piguet - 26240CE · $112,000

The Audemars Piguet Royal Oak Chronograph showcases the iconic Royal Oak design executed in full black ceramic, delivering a bold yet refined presence.

Condition: Brand new condition
Size: 41mm diameter
Length: 51.4mm lug to lug
Thickness: 12.4mm thick

Posted at

Feb 11, 2026, 8:06 AM

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Audemars Piguet Royal Oak Offshore Bleu Nuit Nuage 50 26238CD.OO.1300CD.01 Complete Set

Audemars Piguet - 26238CD.OO.1300CD.01 · $120,995

The Audemars Piguet Royal Oak Offshore Bleu Nuit Nuage 50 is a brand-new 2025 release, featuring a bold design and unmistakable Offshore character with a 42mm case and full ceramic build.

Condition: Like new with no signs of wear
Case size: 42mm
Case thickness: 15.3mm
Water resistance: 100m (10 ATM)

Posted at

Feb 10, 2026, 9:13 AM

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View listing on r/WatchExchange

Vintage Seiko "Royal Oak" in perfect working order and good condition allover. Only watch no Box Papers. Asking 650$ including shipping

Seiko · $650

a vintage Seiko watch in good condition, described as perfect working order.

Condition: good

Posted at

Feb 9, 2026, 3:50 AM

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Audemars Piguet Royal Oak Offshore 25940SK Rubberclad

Audemars Piguet - 25940SK

A Royal Oak Offshore watch with a Rubberclad design, it's in good working condition and includes a Horus strap.

Condition: Pre-Owned
Year: UNK
Contents: Watch Only
Strap value: 15,000

Posted at

Feb 8, 2026, 7:42 PM

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Audemars Piguet Royal Oak Offshore 26176FO Bumblebee

Audemars Piguet - 26176FO · $16,000

This Audemars Piguet Royal Oak Offshore Bumble Bee is a pre-owned watch that runs and functions with no issues.

Condition: Pre-Owned
Location: Located in Tennessee

Posted at

Feb 8, 2026, 7:40 PM

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Audemars Piguet Royal Oak 15510OR 2022 50th Anniversary Full Set

Audemars Piguet - 15510OR · $95,000

This is an Audemars Piguet Royal Oak 50th Anniversary watch from 2022, a significant milestone model. It comes with all original box and papers, and the seller is based in Tennessee.

Condition: Excellent
Year Of Production: 2022

Posted at

Feb 8, 2026, 7:00 PM

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Audemars Piguet Royal Oak Offshore - $14,750

Audemars Piguet - Royal Oak Offshore · $14,750

This is a white dial Audemars Piguet Royal Oak Offshore for sale. The watch has very few marks, which take away from its excellent condition.

Condition: Very Good
Payment Methods: crypto, Zelle, Venmo

Posted at

Feb 7, 2026, 4:44 PM

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Vintage Seiko Sports 150 – Alarm Chronograph – 😏 “Poor Man’s AP Royal Oak” 😏 – 7T34-7A10 – $245 Shipped

Seiko - 7T34-7A10 · $245

This vintage Seiko Sports 150 is a quartz-powered chronograph watch with date display, alarm functions, and an approximately 44mm case. It comes on its original bracelet and features clear signs of wear adding to its vintage character.

Condition: Poor condition with signs of wear and fading
Case size: approximately 44mm
Bracelet size range: fits wrists up to 8 inches

Posted at

Feb 7, 2026, 3:14 AM

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Audemars Piguet Royal Oak Perpetual Calendar Blue White Ceramic MINT 26579CB

Audemars Piguet - 26579CB · $306,899

This Audemars Piguet Royal Oak Perpetual Calendar features a blue Grande Tapisserie dial, perpetual calendar function, and is made from white ceramic. It includes hours, minutes, day, date, month, moon phase, leap year, and week indicator functions.

Condition: Mint
Case material: White ceramic
Dial color: Blue

Posted at

Apr 8, 2025, 1:20 PM

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View listing on RolexForums