Before buying a diamond ring, it's key to know a few important things. Check...

https://www.strobe-bookmarks.win/thinking-of-buying-a-diamond-ring-before-you-decide-it-helps-to-understand

Before buying a diamond ring, it's key to know a few important things. Check the Four Cs—cut, color, clarity, and carat—to understand the diamond’s quality. Don’t forget to ask for the GIA grading report number to verify authenticity