As you start to consider different engagement rings, it's important to understand the 4Cs: cut, color, clarity, and carat size.Each of these factors plays a role in the cost, look, and style of ...

Diamonds are graded on a color scale from D (completely colorless) to Z (light yellow or brown). The less color a diamond has, the more valuable and desirable it is.

"A one-carat diamond that is top-notch clarity, top-notch color that happens to be natural, might cost you around about $8,000., Camdaar said. "Today, it might be $1,800 to $2,000 for the same thing." ...