That grade is made up of four factors.
Clarity cut carat weight.
Many inclusions and blemishes are too tiny to be seen by anyone other than a trained diamond grader.
A 1 carat si1 diamond s price is based on several factors including its shape cut quality and color grade.
Two diamonds of equal weight can have very different values because the quality is still determined by the color clarity and cut.
Just like we check for blue book value before we buy a car the 4cs are a way to compare diamond quality and value.
The 4cs of diamonds this short tutorial explains the 4cs of diamonds cut color clarity and carat weight the most important characteristics to understand when making a diamond purchase.
Three of them color clarity and carat weight were the basis for the first diamond grading system established in india over 2 000 years ago.
The heavier the diamond the greater the carat weight.
Two diamonds of the same clarity weight and cut can differ in value based on color alone.
The creation of the diamond 4cs meant two very important things.
Carat weight is the easiest of the 4cs to determine because it is measured on a diamond scale.
Subtle differences in color can dramatically af fect diamond value.
Gia created the first and now globally accepted standard for describing diamonds.
For other diamond shapes check out james allen or blue nile for estimates.
Carat weight clarity color and cut.
Color clarity cut and carat weight.
As diamonds increase in size their cost tends to increase exponentially rather than arithmetically.
Accordingly the cost per carat of a larger diamond of the same color clarity and cut will be higher than a smaller diamond.
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.
The price per carat of diamonds rises proportionately with size.
Diamonds are measured in terms of weight not size.
And they have a long history.
One carat is equal to 100 points.
Cut color clarity carat.
Each c has its own grading scale for evaluating quality.
Final thoughts on si1 diamonds.
The larger whiter and cleaner the diamond the more rare it is.
This video explains the 4cs cut color clarity and carat weight the most important characteristics of buying a diamond.
Cut color clarity carat are known as the 4 c s of diamond grading.
In the cut color clarity carat equation the cut of a diamond refers to everything man has done in the process of converting it from a piece of rough natural diamond material into a finished gemstone capable of the beautiful brightness and sparkle which makes diamonds the most popular.
Today the 4cs of diamond quality is the universal method for assessing the quality of any diamond anywhere in the world.
A carat is measured in increments called points.
Keep in mind that the per carat price gets multiplied by the carat weight.