Gia Diamond Grading Chart Pdf

Gia diamond grading report.

Gia diamond grading chart pdf.

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. It also discusses how to use facetware online to obtain a more accurate estimate of a cut grade. Locations in los angeles and carlsbad california as well as new york city. Many inclusions and blemishes are too tiny to be seen by anyone other than a trained diamond grader.

The gia diamond grading report includes an assessment of the 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. The universal measure of quality march 14 2013 the prospect of purchasing a diamond may seem daunting but through gia an unbiased authority on diamonds you have several handy resources to help you select the highest quality diamond. Gia developed the definitive diamond color scale or. Gia reports represent the highest standard of reliability consistency and integrity.

In this post you can learn about and download the official gia color scale work with an interactive diamond color chart to see the relationship between grades and colors and watch a useful gia diamond color grading video to see how gia evaluates diamond color. This chart summarizes the main concepts of the gia cut grading system for round brilliant diamonds that was introduced by the gia laboratory in january 2006. And now gia report check is available for all gia reports providing you with an additional level of assurance. Every diamond certified by the gia undergoes a thorough independent evaluation.

Here you will learn how gia diamond grades are established and how those grades affect the diamond s price. Official gia color scale. 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. Gia cut grade estimation tables for standard round brilliant cut diamond explains how to locate a particular proportion combination and determine whether it is close to a boundary in the cut grading system.

With report check you can quickly and conveniently confirm that the information on your report matches what is archived in the gia report database. For standard round brilliant cut diamonds falling in the d to z color range. Gia diamond grading scales. Gia issues the diamond grading report for loose natural diamonds only weighing 0 15 carats or more.

The chart is intended to provide information to help members of the jewelry trade better understand the attributes of diamond appearance and how these are evaluated within the gia cut. Full color 8 page booklet.