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

Audemars Piguet Royal Oak Tourbillon Chronograph 44mm 26377SK.OO.D002CA.01 Complete Set

Audemars Piguet - 26377SK.OO.D002CA.01 · $114,195

This 44mm Royal Oak Tourbillon Chronograph features a black 'Méga Tapisserie' dial and exposed tourbillon at 6 o'clock, with a rubber-clad bezel providing an industrial contrast against the brushed stainless steel case.

Condition: Excellent condition with little to no signs of wear
Case size: 44mm
Case thickness: 13.2mm
Movement caliber: 2889

Posted at

Apr 13, 2026, 8:22 AM

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Audemars Piguet Royal Oak Offshore Chronograph, 26170ST.OO.D101CR.03 ♦️Lightly Used Undated♦️

Audemars Piguet - 26170ST.OO.D101CR.03 · $17,981

This is a black dial Audemars Piguet Royal Oak Offshore Chronograph, a model known for its sporty and elegant design, featuring a rubber strap with a DB buckle.

Condition: Lightly Used
Band type: Rubber
Buckle type: DB buckle

Posted at

Apr 13, 2026, 3:36 AM

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1995 Audemars Piguet Royal Oak 120th Anniversary LE ref. 56975ST w/ Box & Extract

Audemars Piguet - 56975ST · $21,800

This is a rare 1995 Audemars Piguet Royal Oak 120th Anniversary LE watch with a stainless steel bracelet, blue dial and tritium lume. The watch has been manually observed to keep accurate time and all functions are working as expected.

Condition: Minimal wear, excellent condition overall
Case Diameter: 33mm
Lug Width: 23.5mm
Thickness: 5.8mm

Posted at

Apr 12, 2026, 6:21 PM

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Audemars Piguet Royal Oak Offshore 42mm Chronograph Vampire Box & Strap 26470ST

Audemars Piguet - 26470ST · $19,950

The Audemars Piguet Royal Oak Offshore Chronograph 'Vampire' ref. 26470ST is a highly sought-after model with a bold design and 42mm size.

Condition: Good overall condition with minimal visible scratches
Case size: 42mm
Movement type: Automatic
Crystal material: Sapphire

Posted at

Apr 11, 2026, 1:40 AM

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Audemars Piguet Royal Oak Chrono Black 26240st, New 2026 Full Kit $62.5k

Audemars Piguet - 26240ST · $62,500

The watch being listed is an Audemars Piguet Royal Oak Chrono Black, a high-end luxury timepiece with a black dial. It features a chronograph function and comes with a full kit, including the box, warranty, and manuals.

Condition: Brand New
Country of origin: Switzerland
Shipping from: Singapore

Posted at

Apr 10, 2026, 12:56 PM

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Audemars Piguet Lady Royal Oak Quartz – BOX & PAPERS – 67651ST

Audemars Piguet - 67651ST.ZZ.1261ST.01 · $39,000

The Lady Royal Oak Quartz features a silver dial, 40 diamond bezel, and a stainless steel case diameter of 33mm.

Condition: Excellent condition, little to no visible wear
Movement: Cal 2713 Quartz
Case material: Stainless steel with 40 brilliant-cut diamonds, ~0.71 carats on the bezel
Case diameter: 33-millimeter

Posted at

Apr 10, 2026, 12:05 PM

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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

This Audemars Piguet Royal Oak Offshore Bleu Nuit Nuage 50 is a brand-new 2025 release with an in-house flyback chronograph movement, precision, and a 70-hour reserve. The watch features a bold design, unmistakable Offshore character, and serious presence.

Condition: Like new
Case size: 42mm
Case thickness: 15.3mm
Water resistance: 100m (10 ATM)

Posted at

Apr 9, 2026, 8:32 AM

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Audemars Piguet Royal Oak Offshore Selfwinding Chronograph Ceramic Rose Gold Grey Dial 44mm Box & Papers 26405NR.OO.A002CA.01

Audemars Piguet - 26405NR.OO.A002CA.01 · $42,495

This Audemars Piguet Royal Oak Offshore Selfwinding Chronograph features a 44mm rose gold and black ceramic case, smoked grey dial with Mega Tapisserie pattern, and comes with its original box, papers, and warranty card.

Condition: like new condition
Case size: 44mm diameter
Case material: ceramic
Bezel material: 18k rose gold

Posted at

Apr 9, 2026, 8:31 AM

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Audemars Piguet Royal Oak Offshore 42 Rose Gold / Grey / Alligator

Audemars Piguet - 26470OR.OO.A125CR.01 · $38,500

The Audemars Piguet Royal Oak Offshore 'Half Brick' features a solid 18k rose gold case with a rhodium dial and silver subdials, providing substantial luxury feel with daily wear comfort.

Condition: Phenomenal shape, running great
Case size: 42mm diameter
Movement: 3126/3840 Automatic

Posted at

Apr 8, 2026, 6:06 PM

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