Carat is the unit that measurement for the physical weight of diamonds. One carat equates to 0.200 grams or 1/5 gram and is subdivided into 100 points. For comparison, in units an ext familiar in the joined States, one carat equals 0.007 ounce avoirdupois. I m sorry would call for over 2,265 carats to equal 1 pound!


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Carat load is the most objective the the diamond’s 4Cs. All that is forced is a precisely well balanced scale capable of measuring extremely tiny weights. In the AGS Laboratories, carat weight is measured utilizing a very accurate, and calibrated digital scale.

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Here are some facts around a diamond’s weight and also price that are important to understand prior to purchasing.

Comparing the worth of diamonds through carat weight is prefer comparing the worth of paintings by size. A wall-sized canvas by one unskilled artist might be bigger 보다 a miniature by Rembrandt, however it will certainly not be worth more. Huge diamonds room rarer than smaller ones, and as the carat load increases, the worth of the diamond increases as well. However, the rise in worth is no proportionate come the dimension increase.

For example, a 1-carat diamond will certainly cost much more than twice that of a ½-carat diamond (assuming Color, Clarity and Cut grade space the same). Load does not constantly enhance the worth of a diamond, either. 2 diamonds of same weight might be uneven in value, depending upon other determining determinants such as Cut, Color and Clarity. In fact, if a diamond is improperly cut, the included weight might serve just to mitigate its brilliance.


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The American Gem society (AGS) is a nonprofit trade association the fine jewelry professionals devoted to setting, maintaining and promoting the highest possible standards of honest conduct and also professional actions through education, accreditation, recertification that its membership, gemological standards, and gemological research.

The society is committed to offering educational commodities to inform and also protect the consumer and also to contributing come the betterment the the profession by producing industry requirements to defend the jewelry-buying public and the fine jewelry sector as a whole.

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AGS Laboratories, established to support the AGS mission, is a nonprofit diamond grading laboratory through a mission of customer protection. Adhering to the AGS Diamond Grading Standards, AGS Laboratories is dedicated to giving diamond grading reports that provide consistency and also accuracy based upon science.