Autograph & Signature Authentication

The Gold Standard in Autograph Authentication. Trust PCAGC to verify, grade, and protect your most valuable signed collectibles.

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What We Authenticate

PCAGC authenticates signatures across a wide range of collectible categories, including:

⚾ Sports Memorabilia — Signed jerseys, balls, bats, helmets, and cards
🎬 Celebrity & Entertainment — Autographed photos, posters, and props
📜 Historical Documents — Letters, manuscripts, and government documents
🎵 Music Memorabilia — Signed albums, instruments, and tour merchandise
📚 Books & Publications — First editions and signed literary works
🃏 Trading Cards — Signed sports and non-sports cards

Our Authentication Process

Submit Your Item — Complete our online submission form and ship your item securely to our facility.
Expert Examination — Our certified authenticators conduct a thorough forensic analysis of the signature, ink, and substrate.
Cross-Reference & Research — We compare against verified exemplars and our proprietary signature database.
Authentication Decision — Each item receives a pass/fail determination with detailed documentation.
Encapsulation — Authenticated items are sealed in our tamper-evident, UV-protective holder with a unique certification number.
Certificate Issued — A Certificate of Authenticity (COA) is issued and registered in the PCAGC database for lifetime verification.

Why Choose PCAGC?

🔒 Tamper-Evident Holders

Every authenticated item is sealed in a secure, tamper-evident holder that protects the signature and preserves its value.

📋 Official COA Included

Each submission includes a Certificate of Authenticity registered in our permanent online database — verifiable anytime, anywhere.

🏆 Certified Professionals

Our team of expert authenticators brings decades of combined experience across all major collectible categories.

⚡ Express Service Available

Need results fast? Our Express Authentication service prioritizes your submission for a quicker turnaround.

Service Tiers & Pricing

Service	Price Per Item	Turnaround	Includes	Action
Signature / Autograph Authentication	$25.00	15–20 Business Days	Expert Review + Tamper-Evident Holder + Database Registration	Submit →
Certificate of Authenticity (COA)	$25.00	Issued with Authentication	Official COA + Lifetime Online Verification	Submit →

* Pricing is per item. Express service add-on available at checkout. Fees are non-refundable once authentication review has begun.

⚠️ Important Disclaimer

PCAGC (Professional Collectibles Appraiser’s Grading Corporation) authentication opinions are professional expert opinions based on forensic examination and comparative analysis. They do not constitute a legal guarantee, warranty, or absolute proof of authenticity.

Authentication of autographs and signatures is an inherently subjective field. While PCAGC employs rigorous standards and experienced professionals, no authentication service can guarantee 100% certainty in all cases. PCAGC’s determination represents the professional opinion of our authenticators at the time of examination, based on available reference materials and exemplars.

All fees paid to PCAGC are non-refundable, regardless of the authentication outcome. Submission of an item does not guarantee a positive authentication result. PCAGC is not responsible for any loss in value, financial loss, or disputes arising from our authentication opinions.

By submitting an item to PCAGC, the submitter agrees to these terms and acknowledges that PCAGC’s liability is limited solely to the fees paid for the service. PCAGC does not provide legal advice and our certificates should not be used as the sole basis for legal proceedings or high-value financial transactions without independent verification.

For questions regarding our authentication standards or policies, please contact us before submitting.