Grading
Numismatic Grading Standards
Learn about coin grading standards, systems, and guides used by collectors and certification services.
Select a Topic
Sheldon Grading System (The 70-Point Scale)
Detailed breakdown of the 70-point numerical grading system.
Scale Comparison (Sheldon vs. Descriptive)
Compare the American numerical scale to CGS, UK, and other descriptive systems.
Practical Grading Guide
A practical guide to identifying the grade of your coins, with examples and tips for collectors.