If you found these variations of the diamond gia diamond clarity scale informative informally known as the clarity chart have a look at gia s blog posts that explain the 4cs of diamond quality.
Diamond color chart grading diamond clarity scale.
Like the color scale gia s clarity grading system developed because jewelers were using terms that could be misinterpreted loupe clean or piqué today even if you buy a diamond somewhere else in the world the jeweler will most likely use terms like vvs 1 or si 2 to indicate the clarity of a diamond even if his or her.
Clarity grading is a subjective process.
Colorless diamonds in this range have no color or very minute traces of color that can only be identified by trained gemologists.
Color and clarity play equal importance in the overall beauty of a diamond.
Gia developed the definitive diamond color scale or.
Ags 3 or 4.
Characteristics are mapped on a diamond plot which looks different for every diamond.
Clarity comparison color.
In the color grading scale d is the highest color and z is the lowest.
Main image courtesy of john o hara.
Vs very slightly included diamonds with a clarity grade of 3 or 4 vs1 or vs2 have minor inclusions.
However in a white diamond the presence of a yellow tint will lower the price of a diamond.
Diamonds come in a variety of colors some of them highly prized pinks blues even yellow.
Experienced gemologists use 10x magnification to identify and classify clarity characteristics by size type and position.
A diamond with a clarity grade of 1 or 2 vvs1 or vvs2 has minute inclusions that are difficult for a skilled grader to see under 10x magnification.
In this post you can learn about and download the official gia color scale work with an interactive diamond color chart to see the relationship between grades and colors and watch a useful gia diamond color grading video to see how gia evaluates diamond color.
Gemological labs such as gia and igi measure diamonds on a scale from included to flawless.
The less body color in a white diamond the more true color it will reflect and thus the greater its value.
The diamond clarity rating or grade is an important factor to consider regardless of the size and shape of the diamond.
As with the poor vs2 sample above the diamond chosen for the sample picture of an si1 clarity inclusion is an extreme example chosen to show the maximum size and worst possible color of an si1.
They typically need to be compared.
Understanding the 4cs of diamond quality and diamond cut grading.
Trained gemologists identify the type size location and number of inclusions.
The table below is a rough guide for choosing a clarity grading for your weight of a diamond.
One must remember that a clarity grade can be based on many different inclusion points within a diamond.
The grading should be considered a starting point with the objective being finding the best looking diamond at this grade.
