Ahead, two experts share everything you need to know about diamond cut, from the grading scale to the best cuts to choose when selecting an engagement ring. Related: How to Determine the Perfect ...

A poorly cut diamond will appear dull and lifeless, even if it has excellent clarity and color. The GIA grades cut quality on a scale from Excellent to Poor, with higher grades ensuring better ...

The warm glow that often draws people to old diamonds is perceived as negative in new cut stones, which are prized for their whiteness on the color grading scale. “People are more tolerant of ...