SGC is celebrating their 2024 growth, with a collectors dream deal, $12 grading special. Since SGC formed in 1998, they have ...

In light of recent headlines that a slew of alleged autographs pieces from Eagles great Jason Kelce were fake, here's how to ...

Muhammad Ali defined a generation of American sports with his athletic greatness, bravado, and political influence. Though he ...

Through research, education, and unbiased gem grading and analysis, GIA strives to protect the gem and jewelry buying public by setting global quality standards.

The chart below is not a standard grading scale to be used to evaluate coursework; students should confirm a course's evaluation criteria with their professor. This chart is only intended for ...