Audemars Piguet Royal Oak Royal Oak 26603 Equation of time Stainless Steel

Reference 26603ST.OO.D002CR.01

About this watch

The Audemars Piguet Royal Oak 26603ST.OO.D002CR.01 is a masterpiece that embodies the quintessence of horological excellence. This stunning timepiece combines heritage with innovation, boasting a unique shape and mesmerizing blend of advanced functions and elegant design. The 'Méga Tapisserie' pattern on its silver dial offers a captivating texture that catches the light beautifully, while stick hands glide across the dial with smooth elegance. The watch features an automatic movement with a 40-hour power reserve, precision, and reliability. Its impressive array of features includes moon phase, sunrise, and sunset times, making it a standout choice for anyone serious about horology. With its stainless steel case and sapphire crystal glass, this watch is built to last, providing durability and aesthetic appeal. The open case back allows you to admire the intricate workings of the movement, showcasing an attention to detail that is hard to find elsewhere. Wearing the Royal Oak 26603 is an experience in itself, with a price tag of around $57,000 that's an investment in unparalleled quality and timeless style.
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Key Features

  • 42 mm diameter stainless steel case
  • Automatic Audemars Piguet Caliber AP 2120 / 2808 movement
  • Sapphire crystal glass
  • Moon phase indicator
  • Sunrise and sunset times adjustment
  • Perpetual calendar with date, day, leap year, month
  • Equation of Time function

Specifications

Brand
Audemars Piguet
Family
Royal Oak
Model
Royal Oak 26603 Equation of time Stainless Steel
Reference
26603ST.OO.D002CR.01
Movement
ap-2120-2808
Movement Features
  • Hours, Minutes
  • Date, Day, Leap Year, Month, Perpetual Calendar
  • Moonphase, Equation of time, Sun position / rising time
Case
Stainless Steel 42mm
Dial Color
Silver
Crystal
Sapphire

Current Listings

[WTS] Audemars Piguet Royal Oak Offshore Chronograph 42mm Rose Gold "Full Brick" 26470OR.OO.1000OR.02

Audemars Piguet Royal Oak Offshore Chronograph 42mm Rose Gold "Full Brick" 26470OR.OO.1000OR.02

This Audemars Piguet Royal Oak Offshore Chronograph is a 42mm rose gold timepiece featuring a chronograph function.

  • Condition: Very good, rated at 9.8/10
  • Case size: 42mm
  • Water resistance: 50m
Posted at
Mar 20, 2026, 10:32 AM
Active
[WTS] Audemars Piguet Royal Oak Offshore Chronograph 42mm Rose Gold "Full Brick" 26470OR.OO.1000OR.02

Audemars Piguet Royal Oak Offshore Chronograph 42mm Rose Gold "Full Brick" 26470OR.OO.1000OR.02

  • Case material: Rose Gold
  • Size: 42mm diameter
  • Watch type: Chronograph
Posted at
Mar 20, 2026, 10:31 AM
Active
[WTS] Audemars Piguet Royal Oak Tourbillon Chronograph 44mm 26377SK.OO.D002CA.01 Complete Set

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

This 44mm Royal Oak Tourbillon Chronograph features a clean black dial with an exposed tourbillon and rubber-clad bezel, providing a unique industrial contrast.

  • Condition: Excellent condition with little to no signs of wear
  • Movement: Mechanical (Manual)
  • Caliber: 2889
  • Jewels: 28
Posted at
Mar 20, 2026, 8:57 AM
Active
[WTS] 2022 Audemars Piguet Royal Oak Offshore Chrono "Smoked Tan" - 26420SO.OO.A600CA.01 - Full Set 2 AP Straps, Extended Warranty

2022 Audemars Piguet Royal Oak Offshore Chrono "Smoked Tan" - 26420SO.OO.A600CA.01 - Full Set 2 AP Straps, Extended Warranty

A beautifully designed 43mm Royal Oak Offshore Chronograph by Audemars Piguet, featuring a stainless steel case with black ceramic details and a smoked tan fume dial.

  • Condition: Very excellent preowned condition
  • Case Size: 43mm
  • Case Material: Stainless steel and Black Ceramic
  • Movement: Audemars Piguet Caliber 4401 (automatic flyback chronograph)
Posted at
Mar 19, 2026, 7:05 PM
Active
[WTS] AUDEMARS PIGUET Royal Oak Rose Gold Blue Dial Chronograph 26331OR.OO.D315CR.01

AUDEMARS PIGUET Royal Oak Rose Gold Blue Dial Chronograph 26331OR.OO.D315CR.01

The AUDEMARS PIGUET Royal Oak Rose Gold Blue Dial Chronograph is a sought-after Royal Oak chronograph with a 41mm size, rose gold bezel, and deep blue Grande Tapisserie dial. It's a favorite among collectors for its statement piece wearability while still being suitable for everyday use.

  • Condition: Excellent
  • Case material: 18k rose gold
  • Diameter: 41mm
  • Strap material: blue leather
Posted at
Mar 19, 2026, 11:54 AM
Active
[WTS] [US] Audemars Piguet Royal Oak 41mm AP 15400OR Rose Gold White Silver Dial - Full Set - $39,750

[US] Audemars Piguet Royal Oak 41mm AP 15400OR Rose Gold White Silver Dial - Full Set - $39,750

A Royal Oak watch from Audemars Piguet with a 41mm case, rose gold color and white silver dial.

  • Diameter: 41mm
Posted at
Mar 19, 2026, 11:46 AM
Active
[WTS] Audemars Piguet Royal Oak Jumbo 15202 Genuine SS Bracelet and separate 1.5 link

Audemars Piguet Royal Oak Jumbo 15202 Genuine SS Bracelet and separate 1.5 link

Audemars Piguet - 15202 · $5,650
A Royal Oak Jumbo watch with a stainless steel bracelet and additional separate link, available for purchase.

  • Condition: Extremely good condition
  • Bracelet Price: $5650 USD
  • Link Price: $565 USD
Posted at
Mar 18, 2026, 3:22 PM
Active
[WTS] 2016 Audemars Piguet Royal Oak Offshore Rose Gold Black Ceramic 26401.RO.OO.A002.CA.01 - Box/Papers

2016 Audemars Piguet Royal Oak Offshore Rose Gold Black Ceramic 26401.RO.OO.A002.CA.01 - Box/Papers

This is a 44mm Royal Oak Offshore masterpiece by Audemars Piguet, featuring a high-polished ceramic bezel and a beautiful mega tapisserie dial.

  • Condition: Excellent preowned condition
  • Case Size: 44mm diameter
  • Water Resistance: 100M depth rating
  • Year: 2016
Posted at
Mar 17, 2026, 11:20 PM
Active
[WTS] Audemars Piguet Royal Oak Offshore Bleu Nuit Nuage 50 26238CD.OO.1300CD.01 Complete Set

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

This Audemars Piguet Royal Oak Offshore Bleu Nuit Nuage 50 features a bold design with a blue ceramic case, 42mm diameter, and a flyback chronograph movement with a 70-hour reserve. It is one of the hardest pieces to secure due to its rarity and craftsmanship.

  • Condition: Like new
  • Movement: Mechanical (Automatic), Calibre 4404
  • Case Size: 42 mm diameter
  • Case Thickness: 15.3 mm thickness
Posted at
Mar 17, 2026, 8:46 AM
Active