The Four Cs At-a-GlanceWhat are the 4Cs of a diamond---especially when it comes to diamond grading? Peter Yantzer, Executive Director of AGS Laboratories, explains in this quick, informative video. Learn about the different grades on an AGS Labs' diamond grading report, and walk away with a better understanding of what gives a diamond its beauty and quality. This video will give you the information you need to buy a diamond with confidence when you go shopping for that special piece of jewelry!
Need a Primer you can carry around?on the 4Cs, or look below for the 4Cs of diamonds defined:
CUTOf all the 4Cs, cut has the greatest effect on a diamond’s beauty. In determining the quality of the cut, the grader evaluates the cutter’s skill in the fashioning of the diamond. The more precise the cut, the more captivating the diamond is to the eye.Click herefor a complete tutorial on the American Gem Society’s patented Light Performance cut grade.Learn more about diamond cut grading.
COLORColor Gem-quality diamonds occur in many hues. In the range from colorless to light yellow or light brown. Colorless diamonds are the rarest. Other natural colors (blue, red, pink for example) are known as "fancy," and their color grading is different than from white colorless diamonds. Here are a number of interestingcolored diamond trendsacross the industry.Learn more about diamond color grading.
CLARITYDiamonds can have internal characteristics known as inclusions or external characteristics known as blemishes. Diamonds without inclusions or blemishes are rare; however, most characteristics can only be seen with magnification.Learn more about diamond clarity and how it is determined.
CARATThe carat is the diamond’s physical weight measured in metric carats. One carat equals 1/5 gram and is subdivided into 100 points. Carat weight is the most objective of the 4Cs.Learn more about diamond carat weight.
THE FIFTH C: CONFIDENCEWhen you shop smart at A&J Jewelers — an American Gem Society’s top jewelers — you will feel confident in your decision. You know that A&J Jewelers is qualified to describe the characteristics of your diamond, so you could make the choice that is right for you.