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Diamond Quality

Several loose round cut diamonds on a gray table with one held in tweezers.

The term 4C’s is used to help teach students the four characteristics of a faceted diamond. These are color, clarity, cut, and carat weight.

Gemstones and Their Unique Colors

Where Do Gemstones Get Their Unique Colors From?

Ever wondered why gemstones are so many different colors? Or why there’s different hues of diamonds? Here we’ll find out how mineral composition creates color.