Many of these.
Diamond scale color cut clarity.
If while shopping for a diamond you are ever given a color range e g.
Today the 4cs of diamond quality is the universal method for assessing the quality of any diamond anywhere in the world.
A chemically pure and structurally perfect diamond has no hue like a drop of pure water and consequently a higher value.
Gia s d to z diamond color grading system measures the degree of colorlessness by comparing a stone under controlled lighting and precise viewing conditions to masterstones of established color value.
Gia created the first and now globally accepted standard for describing diamonds.
The most common diamond color is yellow.
If inclusions are large enough they can also impact the durability of the stone.
Color clarity cut and carat weight.
Size nature number location and relief.
A lower color diamond with a higher cut grade will have more sparkle and visual appeal than a higher color diamond with a lower cut grade.
One must remember that a clarity grade can be based on many different inclusion points within a 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.
Diamond grading factors there are five factors that affect how clarity is determined in a diamond and how inclusions are considered.
Generally the larger the inclusion the greater the impact on the clarity grade.
Most diamonds have a slight hint of yellow and the diamond color scale is based on the amount of yellow present in a diamond.