Audemars Piguet Royal Oak Offshore Royal Oak Offshore Perpetual Calendar Platinum

Reference 26209PT.OO.D305CR.01

About this watch

The Audemars Piguet Royal Oak Offshore Perpetual Calendar Platinum is a masterpiece of horology, combining exceptional technical excellence with luxurious design. Its platinum case exudes understated elegance, while the blue dial's Tapisserie pattern adds depth and texture. The watch boasts a perpetual calendar, chronograph function, moonphase indicator, and 100m water resistance. With only 10 units produced, this limited edition is a collector's item that could appreciate in value over time. Perfect for those who value craftsmanship, exclusivity, and sophistication, the Royal Oak Offshore Perpetual Calendar Platinum is a statement piece that elevates any outfit. Its intricate movement houses 436 parts, including 50 jewels, ensuring precision and reliability. Regular maintenance is crucial to keep this complex mechanism running smoothly.

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Key Features

Platinum case with lustrous finish
Blue dial with Tapisserie pattern
Perpetual calendar functionality
Chronograph function with moonphase indicator
100m water resistance

Specifications

Brand

Audemars Piguet

Family

Royal Oak Offshore

Model

Royal Oak Offshore Perpetual Calendar Platinum

Reference

26209PT.OO.D305CR.01

Movement

ap-2326-2839

Movement Features

Hours, Minutes, Small Seconds
Date, Day, Leap Year, Month, Perpetual Calendar
Chronograph
Moonphase

Case

42mm

Dial Color

Blue

Crystal

Sapphire

Water Resistance

100

Current Listings

Audemars Piguet AP Royal Oak Offshore Navy Chronograph 42mm Blue Dial 26470ST

Audemars Piguet - 26470ST.OO.A027CA.01 | 26470ST · $20,650

The AP Royal Oak Offshore Navy in 42mm is a versatile offshore model with aggressive Gen 2 case profiling and dial facelift, featuring a stainless steel case and Calibre 3126/3840 movement.

Condition: Very good pre-owned condition with light wear on the case and bezel consistent with age and use
Case size: 42mm
Water resistance: no specific depth rating mentioned
Movement type: Calibre 3126/3840

Posted at

Nov 11, 2025, 6:54 PM

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[US] Audemars Piguet Royal Oak Offshore Chronograph 42mm Blue “Beast” - AP 26237ST Full Set

Audemars Piguet - 26237ST

The Royal Oak Offshore Chronograph 42mm Blue 'Beast' is a high-end timepiece featuring a blue dial and a stainless steel case.

Movement: Calibre 3126/3840 movement

Posted at

Nov 11, 2025, 1:24 PM

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AP Royal Oak Offshore Box & Papers Great Condition 26420TI.OO.A027CA.01

Audemars Piguet - 26420TI.OO.A027CA.01 · $32,000

This is a clean example of a hard-to-find titanium Offshore that wears beautifully and has great wrist presence without the weight of steel.

Condition: Excellent overall
Material: Titanium
Diameter: 43mm
Case Material: Titanium

Posted at

Nov 10, 2025, 8:06 PM

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2023 Audemars Piguet Royal Oak Offshore Chronograph 26238ST.OO.A340CA.01 Baby Blue Dial w/ Box, Archives, & Extra Strap

Audemars Piguet - 26238ST.OO.A340CA.01 · $42,000

A 2023 Audemars Piguet Royal Oak Offshore chronograph featuring a baby blue tappiserie dial and two strap options, one of which is a brand new factory white rubber strap.

Condition: Excellent pre-owned condition
Case size: 42mm diameter
Band material: baby blue & white rubber straps
Clasp type: AP tang buckle

Posted at

Nov 10, 2025, 6:42 PM

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Audemars Piguet Royal Oak Offshore Chronograph 42mm Stainless Steel “Batman” on hornback strap - 2020 Complete set

Audemars Piguet - 26470ST.OO.A028CR.01 · $25,900

This stunning Audemars Piguet Royal Oak Offshore Chronograph features a black dial with navy subdials, a 42mm stainless steel case, and a matching hornback leather strap. It's powered by the Calibre 3126 / 3840 movement, has a 50-hour power reserve, sapphire caseback, and signature “Méga Tapisserie” dial texture.

Condition: Excellent overall
Case size: 42mm diameter
Water resistance: 100m depth rating
Movement: AP Calibre 3126 / 3840 automatic chronograph

Posted at

Nov 10, 2025, 10:08 AM

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Audemars Piguet Royal Oak Offshore 42mm ref 26470ST Box & Papers!

Audemars Piguet - 26470ST.OO.A101CR.01 · $21,947

This Audemars Piguet Royal Oak Offshore features a 42mm stainless steel case with an octagonal bezel, black dial with red accents and luminous Arabic numerals, chronograph subdials at 6, 9, and 12 o'clock, date window at 3 o'clock, and a rubber strap secured by a pin buckle.

Condition: Very good condition
Case size: 42mm
Strap material: Rubber

Posted at

Nov 10, 2025, 12:01 AM

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[US] Audemars Piguet Royal Oak Offshore Diver Steel Green Dial 42mm - Full Set AP 15720ST 2023

Audemars Piguet - 15720ST

Posted at

Nov 7, 2025, 8:58 AM

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[US] Audemars Piguet Royal Oak Offshore Diver Steel Green Dial 42mm - Full Set AP 15720ST 2023

Audemars Piguet - 15720ST

Posted at

Nov 7, 2025, 8:57 AM

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Audemars Piguet Royal Oak Offshore "SAFARI" w/ 18-Month Warranty & 3 Straps

Audemars Piguet - 26020ST.OO.D091CR.01 · $17,895

This Audemars Piguet Royal Oak Offshore 'Safari' features a cream-colored dial with a 'Méga Tapisserie' pattern and luminous hands, powered by AP's in-house self-winding mechanical movement.

Condition: Excellent with minor blemish on the bezel
Movement type: In-house self-winding mechanical
Power reserve: 40 hours
Warranty: 18-month warranty from Horologix

Posted at

Nov 6, 2025, 11:11 AM

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