Audemars Piguet Royal Oak Royal Oak 15400 Stainless Steel / Silver

Reference 15400ST.OO.1220ST.02

About this watch

The Audemars Piguet Royal Oak 15400ST.OO.1220ST.02 is a beacon of horological excellence, boasting a distinctive octagonal bezel and sleek silver color. Crafted from stainless steel, this watch strikes a perfect balance between presence and wearability, with a diameter of 41.00 mm and height of 9.80 mm. The Grande Tapisserie pattern on the dial creates a mesmerizing play of light, while the automatic movement AP 3120 powers this magnificent timepiece with 280 parts. With a power reserve of 60 hours and water resistance of 50 meters, it's more than just a pretty face. The stainless steel bracelet features polished and brushed surfaces, providing a luxurious feel that adapts to your style like a chameleon. This watch is an investment, not just a purchase; it's a piece of history.
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MSRP: $18,400
Market Price: $31,362

Key Features

  • Stainless Steel Case
  • Octagonal Bezel
  • 41 mm Diameter
  • 9.80 mm Height
  • Automatic Movement AP 3120
  • Power Reserve: 60 hours
  • Water Resistance: 50 meters

Specifications

Brand
Audemars Piguet
Family
Royal Oak
Model
Royal Oak 15400 Stainless Steel / Silver
Reference
15400ST.OO.1220ST.02
Movement
ap-3120
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 41mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
50

Current Listings

[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

The Audemars Piguet Royal Oak Offshore Bleu Nuit Nuage 50 is a brand-new 2025 release with a bold design and ceramic build.

  • Condition: Like new
  • Movement caliber: Calibre 4404
  • Case size: 42 mm diameter
  • Case thickness: 15.3 mm
Posted at
Apr 17, 2026, 8:26 AM
Active
[WTS] Audemars Piguet Royal Oak Offshore Selfwinding Chronograph Ceramic Rose Gold Grey Dial 44mm Box & Papers 26405NR.OO.A002CA.01

Audemars Piguet Royal Oak Offshore Selfwinding Chronograph Ceramic Rose Gold Grey Dial 44mm Box & Papers 26405NR.OO.A002CA.01

This watch is a 44mm rose gold and black ceramic masterpiece from AP with a smoked grey dial.

  • Condition: like new condition
  • Case material: ceramic
  • Bezel material: 18k Rose Gold
  • Dial color: smoked grey
Posted at
Apr 17, 2026, 8:25 AM
Active
[WTS] 2020 Audemars Piguet Royal Oak Offshore Diver – "ADMIRAL" – Ref. 15710ST.OO.A010CA.01

2020 Audemars Piguet Royal Oak Offshore Diver – "ADMIRAL" – Ref. 15710ST.OO.A010CA.01

The Audemars Piguet Royal Oak Offshore Diver features a 42mm stainless steel case with the signature Royal Oak Offshore architecture and integrated crown guards.

  • Condition: Pre-owned, recently serviced
  • Case Size: 42mm diameter
  • Case Material: Stainless Steel
  • Dial Color: White with Blue Accents
Posted at
Apr 16, 2026, 5:30 PM
Active
[WTS] 2015 Audemars Piguet Royal Oak Offshore 26470ST “Safari” Full Set - Extra Strap $21,075

2015 Audemars Piguet Royal Oak Offshore 26470ST “Safari” Full Set - Extra Strap $21,075

The Audemars Piguet Royal Oak Offshore 'Safari' features a warm ivory dial with brown subdials and a matching brown strap, creating a rugged yet refined look.

  • Condition: Excellent pre-owned condition
  • Case Size: 42mm diameter
  • Movement: Automatic Chronograph
  • Dial: Ivory 'Méga Tapisserie' with brown subdials
Posted at
Apr 16, 2026, 3:11 PM
Active
[WTS] Audemars Piguet Royal Oak Offshore “Vampire” 26470ST 2017 Papers + AP Case + extra strap $20,599

Audemars Piguet Royal Oak Offshore “Vampire” 26470ST 2017 Papers + AP Case + extra strap $20,599

Audemars Piguet - 26470ST · $20,599
The 'Vampire' Royal Oak Offshore configuration features a deep black dial, bold red accents, and ceramic bezel for an aggressive look. This 2017 example presents well with Audemars Piguet papers, AP case, and multiple strap options.

  • Condition: Excellent pre-owned condition
  • Case Size: 42mm
  • Case Material: Stainless Steel
  • Movement: Automatic Chronograph
Posted at
Apr 16, 2026, 3:07 PM
Active
[WTS] Audemars Piguet Royal Oak Offshore Titanium "Beast" 25721TI - Full Set with Box & Papers

Audemars Piguet Royal Oak Offshore Titanium "Beast" 25721TI - Full Set with Box & Papers

The seller is listing a black dial Audemars Piguet Royal Oak Offshore 'Beast' in titanium that they purchased from eBay but don't want due to it being too big on their wrist. It comes as a full set with box and papers.

  • Condition: Good
  • Case material: Titanium
  • Bracelet material: Titanium
  • Size: 42mm diameter
Posted at
Apr 15, 2026, 8:19 PM
Active
[WTS] Audemars Piguet Royal Oak Offshore 26170ST, 2011 $15.4k

Audemars Piguet Royal Oak Offshore 26170ST, 2011 $15.4k

Audemars Piguet - 26170ST · $15,400
This is a Royal Oak Offshore watch from Audemars Piguet, with a stainless steel case and a sporty design. It features a 2011 model reference number 26170ST.

  • Condition: Preowned
  • Shipping: $100 + tariffs/duties included in price
  • Payment Methods: Wire or Credit Card (+4.9% & 4 days clearance)
  • References: 290+ verified sales, @worthytimeholdings on Instagram, Worthytime Holdings on Google page, and u/pacodo on r/tudor
Posted at
Apr 15, 2026, 10:36 AM
Active
[WTS] 2023 Audemars Piguet Royal Oak Offshore Diver, Blue Dial 15720ST — Like New Condition, Box & Papers

2023 Audemars Piguet Royal Oak Offshore Diver, Blue Dial 15720ST — Like New Condition, Box & Papers

Audemars Piguet - 15720ST · $25,000
The Audemars Piguet Royal Oak Offshore Diver combines the rugged Offshore aesthetic with refined finishing, featuring a vibrant blue dial and an inner rotating dive bezel. It has a stainless steel case paired with AP's interchangeable strap system and an in-house automatic movement for reliable performance.

  • Condition: Like new condition
  • Case diameter: 42mm
  • Lug to lug: 52mm
  • Thickness: 14.2mm
Posted at
Apr 15, 2026, 9:34 AM
Active
[WTS] 2013 Audemars Piguet Royal Oak Chronograph 42mm 26170ST — Excellent Condition, Box & Papers

2013 Audemars Piguet Royal Oak Chronograph 42mm 26170ST — Excellent Condition, Box & Papers

Audemars Piguet - 26170ST · $20,500
The Audemars Piguet Royal Oak Chronograph 42mm features a crisp white dial, blue chronograph subdials, and a stainless steel case with an octagonal bezel. This watch has a bold and iconic design, combining sport and practicality.

  • Condition: Excellent condition with light signs of wear
  • Case size: 42mm diameter
  • Lug to lug: 54mm
  • Thickness: 14mm
Posted at
Apr 14, 2026, 9:39 AM
Active