Our diamond grading reports cover all 4cs of diamond certification for loose diamonds ensuring consumers know exactly what diamond they are buying.
Diamond cut grade calculator.
We maintain a list of trusted online diamond buyers that we recommend but it s always a good idea to get multiple offers and use our diamond value calculator as a guide to make sure you re getting a good price for your diamond.
On this page the calculator allows the user to estimate the diamond value based on rapaport diamond prices a diamond is valued by 4 important parameters color clarity cut and carat weight.
And of all the diamond 4cs it is the most complex and technically difficult to analyze.
Cut deals with a diamond s proportions and angles which determine how much it sparkles.
In the market you can find 1 carat stones that are under 6 millimeters wide and some that are well over 6 5 millimeters wide.
There are five cut grades ranging from ideal to poor.
Our diamond price calculator assumes that your diamond is of average quality for whatever its specifications may be.
Diamond buyer this is the price you can expect to get if you sell your diamond to an online diamond buyer.
The quality and value of a diamond is defined according to the 4cs.
For example some si1 clarity grade diamonds may be eye clean but most are not.
If you are trying to price an eye clean si1 diamond you can expect that it should price higher than our calculators estimate.
The best cut diamonds will sit in the intersection between gia excellent and ags ideal.
A properly cut diamond will refract the light that enters it and returns it through the top to produce the highly desired sparkle.
The wholesale and retail prices chart below is petra gems best average estimates based on data of leading diamond suppliers and.
Patent 7 251 619 is a rejection tool to help you narrow your search for only round diamonds potential light return fire scintillation and spread based on the rounded proportion information from a grading report.
The cut is different from the shape such as round princess oval etc.
The estimate of the diamond price is only indicative the prices vary with the market and other factors.
At hrd antwerp we are experts in analysing these characteristics.
For a limited time the hca is now available free for all stones in our diamond search results just click on the hca column of the diamond.
For example the diamond s cut which represents the measurements and proportions of the diamond can create huge fluctuations in prices upwards of 30 to 40.
This price index for 1 carat 1 5 carat 2 carat and 3 carat diamonds will be updated periodically to reflect changing retail and wholesale diamond prices.
The second section of this article will explain how diamond prices are determined and calculated.
Carat colour clarity and cut.