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GIA 4Cs Diamond Blog

Diamond Clarity: The absence of inclusions and blemishes

March 21, 2013

No diamonds are entirely without inclusions or blemishes, and these characteristics help gemologists accurately determine natural diamond clarity. (more…)

GIA Diamond Grading Scales: The Universal Measure of Quality

March 14, 2013

The prospect of purchasing a diamond may seem daunting, but through GIA, an unbiased authority on diamonds, you have several handy resources to help you select the highest quality diamond. First up, an overview of the 4Cs: Color, Clarity, Cut, and Carat Weight. (more…)