Audemars Piguet Royal Oak Royal Oak Perpetual Calendar 41 Stainless Steel / Green / Unique Timepieces

Reference 26606ST.OO.1220ST.01

About this watch

The Audemars Piguet Royal Oak Perpetual Calendar 41 in green is a masterpiece of luxury watchmaking. Crafted from stainless steel, this unique timepiece boasts a limited production run of just 50 units, making it truly exclusive. The stunning green dial, often described as 'the color of nature', brings a refreshing vibe to luxury watchmaking. The Grande Tapisserie pattern adds a layer of texture that feels both contemporary and classic. At the heart of this watch lies the Audemars Piguet caliber AP 5134, an automatic movement that's a marvel of engineering. This extra-thin design features a suspended barrel, reducing friction and wear for longevity. The moon phase indicator is not just for show; it's a functional piece that requires correction only every 125 years and 317 days. This level of precision is a testament to Audemars Piguet's dedication to craftsmanship. With a water resistance of 20 meters, this watch can withstand splashes and rain, giving you peace of mind in various situations. The open case back offers a glimpse into the intricate workings of the watch, showcasing the artistry that goes into its creation.
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Key Features

  • Audemars Piguet caliber AP 5134 automatic movement
  • Green Grande Tapisserie dial
  • Limited production run of 50 units
  • Stainless steel case with open back
  • Sapphire crystal glass for scratch resistance
  • 20-meter water resistance
  • Moon phase indicator with high precision

Specifications

Brand
Audemars Piguet
Family
Royal Oak
Model
Royal Oak Perpetual Calendar 41 Stainless Steel / Green / Unique Timepieces
Reference
26606ST.OO.1220ST.01
Movement
ap-5134
Movement Features
  • Hours, Minutes
  • Date, Day, Leap Year, Month, Week Indicator
  • Moonphase
Case
Stainless Steel 41mm
Dial Color
Green
Crystal
Sapphire
Water Resistance
20

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
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[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