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The Encyclopedia of Horology

Wristwatch · Manual wind tourbillon chronograph wristwatch

Audemars Piguet Royal Oak Offshore Tourbillon Chronograph Reference 26388PO

Partially verified

This Audemars Piguet Royal Oak Offshore Tourbillon Chronograph, reference 26388PO.OO.D027CA.01, is a manual wind timepiece featuring a platinum case and ceramic elements. The watch measures approximately 44mm in diameter and weighs approximately 300 grams. The dial is blue with openwork sections at the 6, 9, and 12 o’clock positions, complemented by a silver-toned counter and applied Arabic numerals. It is equipped with white gold Royal Oak hands, each featuring a luminescent coating. The movement is caliber 2933. The watch is attached to a blue rubber strap with a stainless steel Audemars Piguet buckle. The caseback is transparent, revealing the movement. According to the provided documentation, the watch is accompanied by an Extract from the Archives dated 2023. The auction description reports the watch is in very good condition with slight scratching on the case.

Front view of the Audemars Piguet Royal Oak Offshore Tourbillon Chronograph showing the blue dial, openwork tourbillon at 9 o'clock, and blue rubber strap.
Front view of the Audemars Piguet Royal Oak Offshore Tourbillon Chronograph showing the blue dial, openwork tourbillon at 9 o'clock, and blue rubber strap. — Antiquorum. Rights pending — permission not yet requested. Original source

Catalogue identity

Source
catalog.antiquorum.swiss
Category
Wristwatch · Manual wind tourbillon chronograph wristwatch
Maker / attribution
Audemars Piguet
Reference
26388PO.OO.D027CA.01
Catalogue / lot identifier
152
Source-reported date
circa 2014
Source-reported place
Not established
Source-reported serial
I 29574, No.9

Source-reported attribution and specifications are not independent authentication. A listing does not establish present ownership, current display, availability or permission to reproduce.

Object description

Case and Dial

The timepiece is housed in a platinum case measuring 44mm in diameter. The blue dial incorporates significant openwork, specifically visible at the 6, 9, and 12 o'clock positions, which provides visibility into the mechanical elements of the watch.

The dial display includes Arabic numerals and a silver-toned counter. The time is indicated by white gold Royal Oak hands coated with luminous material to aid visibility. The caseback is transparent, allowing for a view of the internal mechanism.

Evidence for this section
  • “platinum, manual wind tourbillon wristwatch”
  • “blue dial, openwork at 6, 9 and 12 o’clock”
  • “white gold Royal Oak hands with luminescent coating and transparent caseback”

Movement and Mechanical Features

This watch is powered by the manual wind Caliber 2933. The movement includes a tourbillon, which is situated at the 9 o'clock position on the dial side, and a chronograph function. The movement serial number is recorded as 881760.

The auction description indicates that the movement is in very good condition.

Evidence for this section
  • “manual wind tourbillon wristwatch with chronograph”
  • “Caliber 2933”
  • “Movement No. 881760”
  • “Movement: 2* Very good Overhaul recommended, at buyer's expense”

Condition and Documentation

The auction house provides a grading system for the object, identifying the case condition as 'Very good' with minor scratches present. The dial is graded as 'As new'. The watch is fitted with an Audemars Piguet blue rubber strap and a stainless steel buckle.

Documentation accompanying the watch includes an Extract from the Archives issued in 2023. The auction listing confirms that the signature is present on the dial, case, and movement.

Evidence for this section
  • “Grading System Grade: Case: 2-8 Very good Slightly scratched”
  • “Dial: 1-01 As new”
  • “Accessories Extract from the Archives dated 2023”
  • “Signature dial, case and movement”

Open research questions

  • What is the specific material composition of the ceramic components used in the bezel and pushers?
  • Are there documented production numbers for the reference 26388PO series?

Source evidence

Recorded claims and source quotations for Audemars Piguet Royal Oak Offshore Tourbillon Chronograph Reference 26388PO
FieldSource-reported valueSource quotation
MakerAudemars Piguet“AUDEMARS PIGUET”
Reference26388PO.OO.D027CA.01“REF. 26388PO.OO.D027CA.01”
Movement Number881760“Movement No. 881760”
Case NumberI 29574, No.9“Case No. I 29574, No.9”
Caliber2933“Caliber 2933”
Yearcirca 2014“Year circa 2014”
Weight300gr. (approx.)“Weight 300gr. (approx.)”
AccessoriesExtract from the Archives dated 2023“Extract from the Archives dated 2023”

Visible details

  • Blue dial with openwork at 6, 9 and 12 o'clock
  • Platinum case with ceramic bezel and screw details
  • Blue rubber strap with stainless steel AP buckle
  • Visible tourbillon cage at the 9 o'clock position

Research qualifications

  • Movement overhaul recommended by auction house
  • Exact production country not specified in source

Photograph identity and source facts were screened before import; rights clearance remains pending.

Consulted source

AUDEMARS PIGUET, REF. 26388PO.OO.D027CA.01, ROYAL OAK OFFSHORE TOURBILLON CHRONOGRAPH, PLATINUM AND CERAMIC

Reviewed 2026-10-26 · Record 27193c76c4

Terms in this record

Glossary explanations for terms named in this object’s record.