eBay Coin Cert Lookup

About

Streamline your coin collecting and authentication process with eBay Coin Cert Lookup! This extension automatically detects PCGS and NGC certification numbers on eBay coin listings and adds convenient lookup buttons for instant verification.
Key Features:
✅ Automatic Detection - Scans eBay item specifics for PCGS and NGC certification numbers
✅ One-Click Lookup - Yellow button appears on listings with certified coins
✅ PCGS Support - Direct links to PCGS certification verification (format: 7166.65/5696816)
✅ NGC Support - Includes grade detection for complete NGC lookup (format: 6502351-027)
✅ Clean Interface - Non-intrusive button placement in bottom-right corner
✅ No Data Collection - Extension works entirely locally, no personal data transmitted
How It Works:

Browse eBay coin listings as usual
Extension automatically scans for PCGS/NGC certification data
If found, a yellow "🔎 View [Service] Cert" button appears
Click to instantly verify the certification on the official grading service website

Perfect For:

Coin collectors verifying authenticity
Dealers checking certification details
Buyers researching coin grades and populations
Anyone wanting quick access to certification data

Supported Services:

PCGS (Professional Coin Grading Service)
NGC (Numismatic Guaranty Company)

IMPORTANT DISCLAIMERS:
⚠️ No Data Collection: This extension does not collect, store, transmit, or access any personal information. All processing occurs locally in your browser.
⚠️ No Liability: This extension is provided for convenience only. Users are solely responsible for verifying all coin certification information independently. The developer assumes no liability for accuracy of certification data, investment decisions, or any damages resulting from use of this extension.
⚠️ Third-Party Services: Certification lookups redirect to official PCGS and NGC websites. The developer is not affiliated with eBay, PCGS, NGC, or any coin grading services.
⚠️ Use at Your Own Risk: Always verify certification details directly with grading services and conduct your own due diligence before making purchases.
Save time and buy with confidence using eBay Coin Cert Lookup!