Audemars Piguet Royal Oak Royal Oak 26551 Grande Complication Skeleton 40th Anniversary

Reference 26551PT.OO.1238PT.02

About this watch

The Audemars Piguet Royal Oak 26551 Grande Complication Skeleton 40th Anniversary is a masterpiece that combines exquisite design with unparalleled functionality. Its standout features, including the perpetual calendar, moonphase, and minute repeater, make it a true marvel of modern watchmaking. With its stunning skeleton design and complex mechanics, it perfectly embodies the spirit of Audemars Piguet. The platinum case exudes luxury, while the skeleton dial offers a peek into the intricate workings of the watch. The grey color adds a level of sophistication that is hard to match. This timepiece is a testament to what can be achieved through passion and expertise in horology.

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Key Features

Platinum Case
Skeleton Dial with AP 2885 Caliber
Perpetual Calendar
Moonphase
Split-Seconds Chronograph
Minute Repeater
Limited Edition of 1 Unit

Specifications

Brand

Audemars Piguet

Family

Royal Oak

Model

Royal Oak 26551 Grande Complication Skeleton 40th Anniversary

Reference

26551PT.OO.1238PT.02

Movement

ap-2885

Movement Features

Hours, Minutes, Small Seconds
Date, Day, Month, Perpetual Calendar
Chronograph, Column wheel, Rattrapante
Moonphase
Minute Repeater

Case

44mm

Dial Color

Grey

Crystal

Sapphire

Water Resistance

Current Listings

[US] Audemars Piguet Royal Oak Offshore Chronograph 44mm Ceramic - 26405ce

Audemars Piguet - 26405CE · $59,900

a luxury watch listing for an Audemars Piguet Royal Oak Offshore Chronograph 44mm Ceramic model

Case material: ceramic
Size: 44mm diameter

Posted at

Jan 6, 2026, 3:31 PM

Active

View listing on r/WatchExchange

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

Audemars Piguet - 26238CD.OO.1300CD.01 · $129,995

The Audemars Piguet Royal Oak Offshore Bleu Nuit Nuage 50 is a brand-new 2025 release featuring a bold design, ceramic build, and in-house flyback chronograph movement.

Condition: like new
Case size: 42mm diameter
Case material: blue ceramic with titanium caseback
Bezel material: ceramic

Posted at

Jan 6, 2026, 8:59 AM

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1988 Seiko Quartz Chronograph “Royal Oak” Ref. 7A38-7280 | $315

Seiko - 7A38-7280 · $315

The Seiko Quartz Chronograph Ref. 7A38-7280 is a two-tone, angular watch inspired by the Royal Oak design, powered by the jewelled and fully serviceable caliber 7A38 quartz movement.

Condition: Good condition for its age with some markings on the case and bracelet
Movement Type: quartz
Jewels: 15

Posted at

Jan 5, 2026, 12:38 PM

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Seiko AP Royal Oak

Seiko · $199

a listing for a Seiko AP Royal Oak but this appears to be incorrect as there is no such model from Seiko, it is actually the Audemars Piguet Royal Oak which is not made by Seiko and the correct price and features are unknown. The seller claims it works as expected.

Condition: Working as it should
Payment methods: Venmo, PayPal

Posted at

Jan 4, 2026, 4:02 PM

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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 · $47,495

This watch is a strong, attention-grabbing piece from AP with a beautiful rose gold and black ceramic design. It features a smoked grey dial and comes in its original outer box, inner wood box, booklets, and warranty card.

Condition: like new
Case Size: 44mm diameter
Movement Caliber: 3126/3840
Power Reserve: 50 hours

Posted at

Jan 2, 2026, 8:42 AM

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View listing on r/WatchExchange