The most important of the 4Cs, cut refers to how a diamond’s facets interact with light. It is determined by symmetry, proportion and polish. More than any other factor, cut determines the beauty of the stone.

Put simply, cut is responsible for the quality of a …

Diamond clarity is a measure of the purity and rarity of the stone, graded by the visibility of these characteristics under 10-power magnification. A stone is graded as flawless if, under 10-power magnification, no inclusions (internal flaws) and no blemishes …

Color refers to the natural tint inherent in white diamonds. In nature, most white diamonds have a slight tint of yellow. The closer to being “colorless” a diamond is, the rarer it is. The industry standard for grading color is to evaluate each stone against a …

Carat denotes the weight of a diamond, not the size. Carat weight can appear differently across different diamond shapes such as round brilliant, princess, pear, oval, cushion, marquise, emerald, radiant or heart. 

A diamond may have a higher carat weight without …