Diamonds

The 4Cs of Diamond Grading

The 4Cs of diamond grading helps you understand exactly what you are buying. That’s why GIA created this universal standard for diamond quality. And why we proudly offer diamonds graded by GIA.

Watch the video at the right to take a tour of the 4Cs and the GIA Laboratory.

Click here to ask our experts

What are the 4Cs?

Color

Carat

Clarity

Cut