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Understanding Diamond Value

Diamond Value is Like a Math Equation

Color + Clarity +Cut + Carat = Diamond Value

The value of a diamond is determined by four factors: color, clarity, cut and carat weight. The size alone has little bearing on a stones value, for a one-carat diamond can be worth well under $1,000 to well over $10,000. All four factors are extremely important when determining the value of a stone. Because the value of a diamond is beyond what the untrained eye can determine, it is important you rely on a gemologist you trust.

Diamond Clarity  

Most diamonds have minute inclusions which make every stone unique. Flawless diamonds which are free of any inclusions and surface blemishes are extremely rare. With the exception of the imperfect grades, the clarity rarely mars the beauty or endangers the durability of the stone.

 

Flawless Internally

Flawless

VVS1 VVS2 VS1 VS2 SI1 SI2 SI3 I1 I2 I3
Inclusions cannot be seen without 10X magnification; Appears flawless to the eye May have small, visible inclusions Imperfect; Noticeable inclusions

 

Diamond Color

The ideal diamond color should be like a drop of pure spring water. However most diamonds do have a faint tint of yellow or brown color. The grading scale begins at D with a colorless stone and proceeds through the alphabet as a greater tint of yellow or brown is present.

D E F G H I J K L M N O P Q R S T U V W X Y Z

colorless

near colorless faint yellow very light yellow light yellow

 

Cut

The sparkle in a diamond is the result of good cutting and correct proportions. Motivated by the desire to retain the maximum weight from the rough and to lower costs, most cutters do not cut and finish stones to achieve maximum brilliance.

0 1 2 3 4 5 6 7 8 9 10
ideal fine good fair poor

Carat

Diamonds and other gemstones are sold by carats weight. It takes five carats to equal one gram. The carat is then divided into 100 equal parts called points. Therefore, a 50-point stone (.50 ct.) is a half carat, and a 10 pointer(.10 ct.) is a tenth carat.

 

 

 

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