Diamond Cut Clarity Scale

Sometimes these inclusions can be visible to the unaided eye.

Diamond cut clarity scale.

The diamond s clarity is a description of its internal purity. So a colorless diamond rates higher on the color grading scale than a diamond that is light yellow. Slightly included diamonds with a clarity grade of 5 6 or 7 si1 or si2 have noticeable inclusions that are fairly easy to see under 10x magnification. A perfectly cut diamond will exhibit a lot of brilliance to the point that it masks inclusions.

With a high quality cut you can get away with a diamond lower in color and clarity. In step cut shapes such as emerald cut and asscher cut diamonds the shallow pavilion and open table accentuate the clarity of the stone and can make characteristics more easily visible. It s usually a safe bet that the diamond will be eye clean. The clarity scale was developed by the gemological institute of america gia to quantify these imperfections.

For round cut diamonds 1 carat or over a vs1 or vs2 will give you an eye clean stone. Understanding what diamond color means helps in choosing the right diamond. Each of the four c s carat weight cut color clarity is accompanied by a diamond chart illustrating the differences between grades. Value and rarity are related.

Every diamond certified by the gia undergoes a thorough independent evaluation. Diamond clarity is measured on a scale from included. A chemically pure and structurally perfect diamond has no hue like a drop of pure water and consequently a higher value. Interestingly the diamond color evaluation of most gem quality diamonds is based on the absence of color.

Ags 5 6 or 7. Inclusions are solids liquids or gases that were trapped in a mineral as it formed. Very slightly included diamonds with a clarity grade of 3 or 4 vs1 or vs2 have minor inclusions. With fewer imperfections within the stone the diamond is more rare and has a higher value.

Here you will learn how gia diamond grades are established and how those grades affect the diamond s price. The larger the diamond carat weight can be a factor the easier it is to see. 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 diamond s inclusions. Never skimp on cut.

The same relationship between rarity and value exists for clarity cut and carat weight. Diamond clarity is the quality of diamonds that relates to the existence and visual appearance of internal characteristics of a diamond called inclusions and surface defects called blemishes clarity is one of the four cs of diamond grading the others being carat color and cut. For round cut diamonds under 1 carat a vs2 or si1 clarity grade will give you an eye clean diamond sometimes even si2 doesn t have visible inclsuions. Many inclusions and blemishes are too tiny to be seen by anyone other than a trained diamond grader.