The Authentication
Protocol
A rigorous 127-point examination process conducted by master watchmakers for Rolex, Patek Philippe & Audemars Piguet timepieces.
Explore Our Protocol
Excellence in Authentication
In the world of haute horology, authenticity is not merely verified—it is understood. Our Swiss-trained master watchmakers examine every component with the precision and expertise required for the world’s most sought-after timepieces.
The Authentication Journey
Six stages of meticulous examination
Initial Examination
Comprehensive documentation with 360-degree photography under controlled lighting. Serial and reference numbers are verified against manufacturer databases.
- Serial number authentication
- High-resolution documentation
- Historical provenance verification
Case & Bracelet Analysis
Precision measurement to 0.01mm accuracy. Examination of laser-etched markings, caseback engravings, and bracelet construction authenticity.
- Digital calipers (0.01mm precision)
- Laser etching verification
- Bracelet link analysis
Dial & Indices Verification
Under magnification and UV light, we authenticate dial printing, lume application, marker alignment, and patina consistency for vintage pieces.
- UV light examination
- 50x magnification analysis
- Patina authenticity assessment
Movement Authentication
The heart of our verification. Examination of movement caliber, finishing quality (Côtes de Genève, perlage), jewel authenticity, and component originality.
- Movement caliber verification
- Finishing quality assessment
- Component originality check
Function Testing
Comprehensive testing of all complications, water resistance verification, and timekeeping accuracy measurement in 7 positions over 24 hours.
- Chronograph function testing
- Pressure testing
- Timing accuracy verification
Certification & Documentation
Upon successful completion of all 127 checks, the Maison Designers Certificate of Authenticity is issued, featuring a unique QR code linking to the complete verification report.
- Master Watchmaker approval
- Certificate issuance
- Digital report access
The Maison Designers
Certificate of Authenticity
Each authenticated timepiece receives our official certification—a comprehensive document that guarantees authenticity and provides detailed verification records.
Digital Verification
Unique QR code for complete report access
127-Point Report
Detailed examination checklist
Master Signature
Personally signed by our Master Watchmaker
Five-Year Guarantee
Our commitment to authentication accuracy
Invest with Absolute Certainty
Every pre-owned timepiece in our collection carries the Maison Designers guarantee—the highest standard of verification in luxury watch authentication.