Grading Standards
A meticulous 10-point scale evaluating Centering, Corners, Edges, and Surface.
Independent Third-Party Authentication & Grading
Trust Grading Standards
Setting the Benchmark in Collectible Authentication & Grading.
Uncompromising precision. We provide institutional-grade authentication and sonic-welded security for your most valued trading card assets.
Certificate Verification
Grading slab render — coming soon
About Us
About Us
TGS is an independent third-party authentication and grading service built for the global trading-card community. Guided by the principles of fairness, rigor, and transparency, we provide authoritative grading and authentication backed by a team of seasoned experts and a multi-tiered cross-review process. Every result is objective, precise, and fully traceable, and every graded card is sealed for long-term preservation. Founded on fairness and forged in rigor, TGS exists to be the most trusted guardian of collector value worldwide.
Service Standards
Expert Authentication
Authenticated by seasoned professionals utilizing advanced magnification and specialized lighting.
Archival Encapsulation
Sonic-welded, UV-resistant acrylic cases designed for lifetime preservation.
Tamper-Evident Security
Advanced holographic labels and secure QR coding to completely prevent counterfeiting.
Population Report
Comprehensive census data tracking the rarity, grade distribution, and market presence of your cards.
Instant Verification
A permanent, publicly accessible cloud database for immediate certificate and image verification.
Market Premium
Institutional trust and rigorous standards that translate directly to higher market liquidity.
Guaranteed Turnaround
Streamlined logistics and grading workflows ensuring your submissions are processed safely and on time.
Population Report
Know the market before you buy.
Every TGS certification feeds a permanent, publicly accessible census. Track how many cards share each grade, so rarity and market presence are always verifiable — not assumed.
Concierge
Submit by email
Our grading concierge replies within 24 hours with an official submission form and full shipping guidelines.