Before buying a diamond ring, it helps to know the Four Cs—cut, clarity, color,...

https://johnathanytzx289.image-perth.org/is-a-gia-report-always-required-for-an-engagement-ring

Before buying a diamond ring, it helps to know the Four Cs—cut, clarity, color, and carat—and how they affect what you’re paying for. Check for a GIA grading report number to verify quality