Authentication Guidelines
Basis for Identification
The references and criteria that drive our verdicts on Chrome Hearts and Goro's pieces.
What we check first
- • Material — measured weight against published spec; surface assay where applicable.
- • Marker marks — position, depth, and era-consistent tooling.
- • Construction — joint quality, setting integrity, finish details that vary by production run.
Expert Authentication Team
Our authentication team has spent 15+ years building reference archives, transaction history, and the muscle memory required to evaluate these specific brands.
Expert Authentication Team
Our authentication team has spent 15+ years building reference archives, transaction history, and the muscle memory required to evaluate these specific brands.
Expert Authentication Team
Our authentication team has spent 15+ years building reference archives, transaction history, and the muscle memory required to evaluate these specific brands.
Fine Jewelry — what we evaluate
Marker Marks
- Position
- Depth
- Era consistency
- Tool indication
Weight & Material
- Scale measurement
- Density check
- Surface assay
- Composition verified
Color & Patina
- Tone consistency
- Patina pattern
- Cleaning indications
- Age-appropriate wear
Construction
- Joint quality
- Setting integrity
- Solder patterns
- Hand-finishing tells
Validity of Authentication
Industry Recognition
Our certificates are recognized by major auction houses, insurance companies, and luxury retailers worldwide.
Appraisal Validity
Each appraisal stands behind documented measurements, marker mark photographs, and reference comparisons.
Certificate Validity
Our certificates remain valid indefinitely and are permanently recorded in our secure blockchain database.
Immediate Identification
Submit a piece for review and get back a documented opinion within 24 hours.
Submit a Piece