Tuesday, October 10, 2017

Buy jewelry or a diamond engagement ring online with guidance from our industry veterans. When gemologists inspect diamonds for clarity they use a maximum of 10x magnification and only judge the diamond face up. Many inclusions and blemishes are too tiny to be seen by anyone other than a trained diamond grader.

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Diamond color and clarity chart.

A stone much larger than one carat should usually have a clarity of vs2 or higher and preferably a color grade around g or h.
However in a white diamond the presence of a yellow tint will lower the price of a diamond.
The less body color in a white diamond the more true color it will reflect and thus the greater its value.
The gia diamond color scale is the leading industry standard of diamond color grading.




In determining a clarity grade the gia system considers the size nature position color or relief and quantity of clarity characteristics visible under 10 magnification.
There are six categories on the gia diamond chart with color grades that range from absolutely colorless to light in color.
Diamond clarity chart understanding is critical when buying a diamond.
If an inclusion is not visible when the diamond is viewed from the top then it cannot be used in determining the clarity grade.




It is easy to misunderstand how diamond clarity differs between the naked eye and under a jewelers loupe at 10x magnification.
Diamonds come in a variety of colors some of them highly prized pinks blues even yellow.
Cut color clarity and carat.
The gia clarity scale contains 11 grades with most diamonds falling into the vs very slightly included or si slightly included categories.




Each of the four cs carat weight cut color clarity is accompanied by a diamond chart illustrating the differences between grades.
A jewelers loupe is used to examine the diamond clarity under 10x magnification and assign a grade.
A chemically pure and structurally perfect diamond has no hue like a drop of pure water and consequently a higher value.
So the larger the diamond you buy the higher the color and clarity grades you should look for.




The diamond color evaluation of most gem quality diamonds is based on the absence of color.
Before this was the standard other color grading scales used a b and c so gia started their scale at d to avoid confusion.
This short video explains the gia clarity scale and how gia classifies diamonds with a clarity grade ranging from flawless to i 3 by using a 10x magnification loupe and a microscope to see and plot the diamonds inclusions.
Here you will learn how gia diamond grades are established and how those grades affect the diamonds price.




Every diamond certified by the gia undergoes a thorough independent evaluation.
Become a master of the 4 cs.
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