Blue nile offers four different cut grades ideal.
Cut rating diamond.
Each of the four c s carat weight cut color clarity is accompanied by a diamond chart illustrating the differences between grades.
This is why expert and accurate assessment of diamond clarity is extremely important.
Every diamond certified by the gia undergoes a thorough independent evaluation.
For standard round brilliant cut diamonds falling in the d to z color range the report also includes a.
This rare cut represents roughly the top 3 of diamond cut quality it reflects most of the light that enters the diamond.
Here you will learn how gia diamond grades are established and how those grades affect the diamond s price.
Classification of diamond color on a d colorless z tinted scale.
Conversely a well cut diamond can have a slightly lower color g h or clarity si1 si2 and still look quite beautiful due to its superior ability to create sparkle and.
Very good grade round diamonds will also offer excellent brilliance and sparkle.
The cut of a diamond greatly affects a diamond s brilliance.
This is because a well cut diamond has greater brilliance fire and scintillation that can easily conceal flaws.
To the naked eye a vs 1 and an si 2 diamond may look exactly the same but these diamonds are quite different in terms of overall quality.
In fact a well cut diamond will reflect more light and appear larger than it actually is.
This means if it is cut poorly it will be less luminous.
It can also make the face up color look brighter and at the same time mask or camouflage inclusions.
Diamond quality charts and rating scales illustrated.
Of the 4cs cut is the biggest factor in determining a diamond s sparkle and beauty.
Gia only rates round diamonds with the highest possible grade being excellent.
The gia diamond grading report includes an assessment of a diamond s 4cs color clarity cut and carat weight along with a plotted diagram of its clarity characteristics and a graphic representation of the diamond s proportions.
Which grade diamond cut is the best.
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.
Cut grades however aren t universal.
Cut grade is the most important factor in determining the overall appearance of a diamond because a poorly cut diamond will seem dull even with excellent clarity and color.
Inclusions are solids liquids or gases that were trapped in a mineral as it formed.
Knowing what diamond clarity truly means helps you understand the factors that contribute to diamond quality and price.
A diamond cut is a style or design guide used when shaping a diamond for polishing such as the brilliant cut cut does not refer to shape pear oval but the symmetry proportioning and polish of a diamond.
