Diamond Carat Weight Grading

All else being equal, diamond price increases with carat weight, because larger diamonds are more rare and more desirable. Learn about carat weight before starting your purchase decision with this 1-minute video by GIA.

GIA Diamond Grading Guide: How to Buy a Diamond

An informational video about how the Gemological Institute of America grades diamonds and provides consumers with unbiased diamond grading reports. A GIA diamond grading report will make you sure of your diamond's value and your diamond's quality. Learn more about diamond grading reports at http://gia4cs.gia.edu