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Authentication Guide · Audemars Piguet · 15500ST, 15400ST, 15202ST

Spotting a Fake Audemars Piguet Royal Oak 15500ST/15400ST/15202ST

Learn to identify counterfeit Audemars Piguet Royal Oak models with expert checks on dials, movements, and bracelets.

Audemars Piguet Royal Oak
Photo: EMore98 · CC BY-SA 4.0 · source
By Catch Fakes Authentication Desk4 min read

The Audemars Piguet Royal Oak, particularly the references 15500ST, 15400ST, and 15202ST, stands as a pinnacle of luxury watchmaking. With its iconic octagonal bezel and integrated bracelet, it's a timepiece that commands respect and admiration. However, its prestige also makes it a prime target for counterfeiters. The market for fake Royal Oaks is alarmingly vast, with replicas becoming increasingly sophisticated. A genuine Royal Oak can cost upwards of £20,000, making the stakes incredibly high for buyers. This guide will arm you with the knowledge to discern an authentic piece from a counterfeit, focusing on the nuances that define these specific references.

The Dial Printing

The 'Grande Tapisserie' pattern on the Royal Oak's dial is a hallmark of its design. For the 15500ST, 15400ST, and 15202ST, the pattern should be perfectly aligned and consistent. The squares should be sharp and well-defined, with no blurring or smudging. The 'Audemars Piguet' logo should be crisp, with the letters evenly spaced and without any ink bleeding. Counterfeits often have uneven patterns or misaligned logos.

Movement Caliber

The 15500ST houses the calibre 4302, the 15400ST features the calibre 3120, and the 15202ST is powered by the calibre 2121. These movements are intricately finished, with Côtes de Genève, perlage, and anglage visible through the caseback. Counterfeit movements may attempt to mimic these decorations but often lack the precision and quality. Check for the rotor's engraving; it should be sharp and detailed, not shallow or uneven.

Crown Action

The crown on a genuine Royal Oak should screw down smoothly and securely. It should exhibit a firm resistance when unscrewing, indicative of its water resistance features. The AP logo on the crown should be deeply engraved, not merely etched. Counterfeit crowns often feel loose or too tight and may have a poorly executed logo.

Rehaut Engraving

The rehaut, or inner bezel, of the Royal Oak should have precise and clear engravings. For these references, the serial number and 'Swiss Made' text should be perfectly aligned and sharply engraved. Any signs of misalignment or shallow engraving are red flags for counterfeiting.

Bracelet End-Links and Clasp

The integrated bracelet of the Royal Oak is a defining feature. The end-links should fit seamlessly with the case, without gaps or misalignment. The clasp should close with a satisfying click and bear the 'Audemars Piguet' engraving, which should be deep and clear. Counterfeit bracelets often have poor finishing and misaligned links.

Weight and Sound

A genuine Royal Oak has a substantial weight due to its high-quality materials. The 15500ST, 15400ST, and 15202ST should feel solid on the wrist. When tapped gently, the case should produce a muted, solid sound, not a tinny or hollow one. Counterfeits often use lighter materials, resulting in a noticeable difference in weight and sound.

Lume Colour and Quality

The luminescent material on the hands and hour markers should glow evenly and brightly in low light. The colour should be consistent, typically a white or green hue. Inconsistent or weak lume is a common issue in counterfeit models.

Red Flags at a Glance

  • Misaligned 'Grande Tapisserie' pattern
  • Shallow or uneven rotor engraving
  • Loose or overly tight crown action
  • Misaligned rehaut engravings
  • Poor bracelet end-link fit
  • Lightweight feel
  • Inconsistent lume colour

FAQ

What movement does the Royal Oak 15500ST use?

The Royal Oak 15500ST uses the calibre 4302, known for its precision and fine finishing.

How can I verify the authenticity of the bracelet?

Check for seamless end-link fit, a secure clasp with deep engravings, and overall weight consistency.

What should I look for in the dial of a Royal Oak?

Examine the 'Grande Tapisserie' pattern for alignment and the crispness of the 'Audemars Piguet' logo.

Final Word

Authenticating an Audemars Piguet Royal Oak requires a keen eye for detail and an understanding of the brand's craftsmanship. While this guide provides comprehensive checks, it's always wise to consult with a professional watchmaker or a reputable dealer for a second opinion. Investing in a Royal Oak is a significant commitment, and ensuring its authenticity is paramount to safeguarding your investment.


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