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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. GIA issues the Diamond Grading Report for loose natural diamonds only, weighing 0.15 carats or more. For standard ...
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- Why We Need A Diamond Report
- Start at The Top
- What Is It? What Is It Not?
- Just The Facts Please
- Dissecting A Gia Natural Diamond Grading Report
- Grading Results
- Additional Grading Information
- Proportions
- Clarity Characteristics
How do we accomplish the rather complex task of understanding a diamond's quality? A diamond grading is one important tool. Several labs across the United States and abroad are made available to consumers for this purpose. Importantly, a diamond is offered for sale without having a grading report does not mean that it is not a good stone, or is not...
GIA (Gemological Institute of America) is the foremost independent grading lab in the world. It examines diamonds and issues impartial evaluations for stones submitted to them. Both the trade (auction houses, retailers, and suppliers) and the public can submit diamonds for a fee and receive a grading report.
First, a GIA diamond grading report is a document issued by GIA Labs. They carefully examine your diamond with the latest grading instruments and techniques to reach specific quality conclusions. It verifies the important characteristic of the stone. Is it natural diamond? Or is it another stone altogether? Next, the stone goes through their system...
A GIA diamond grading report assigns a unique number to the stone when it first enters the facility. Therefore, the lab professionals are unaware who the stone belongs to thus assuring everyone of an impartial examination and grading report. Because a GIA diamond grading report is quite detailed, and uses the lexicon of the trade, it can be bafflin...
Let's examine Blue Nile's facsimile of a GIA grading report for a 1.01 carat princess cut shown here: Prominently displayed on the top center of the GIA report is the report's unique identification number, assigned to it when it was accepted at the lab. In the upper left-hand vertical column, we see the date of the exam, the report number, the styl...
Just below the general information about the report are the grading results. These identify the stone's carat weight, color, and clarity. These characteristics are familiar to you if you understand the 4 C's of a diamond (carat, color, clarity, and cut). Let's explore these in detail: Color: One key way to differentiate the quality of diamonds is t...
Farther down the right side of the report under ADDITIONAL GRADING INFORMATION, you'll see 4 more recorded observations. These are more nuanced, and as a consumer, you'll not be able to fully appreciate how they arrived at the grading conclusions for each, but it does help to see your stone's grade -as a means to compare and contrast it to other di...
The proportions of a stone also affect its value. The measurements listed above affect the proportions of the stone, which are found in the illustration at the center of the report. There is a helpful side view diagram of the diamond to depict its relative depth percentages of the entire stone. Each diamond shape has its ideal proportions, and this...
Below the proportions image is a fascinating plot shows you what kinds (internal, external etc.) of inclusions (flaws) your stone has, including their location on the stone. Light colored inclusions do not often affect the beauty of a stone. Likewise, the place on the stone where the inclusions are located can also impact -or not so much—the beauty...
May 7, 2015 · A plotting diagram is a map of a diamond’s clarity characteristics. These are the blemishes that reside on a diamond’s surface and the inclusions which are internal characteristics. The diagram is an important part of the GIA diamond grading report for D-to-Z color and colored diamonds. It documents the diamond’s present condition ...
The GIA Diamond eReport and the GIA Diamond Focus™ Report both include full 4Cs grading results. The GIA Diamond eReport, which includes a face-up diamond image, is available for loose, natural D-to-Z color diamonds only, weighing 0.15-2.99 carats. The GIA Diamond Focus™ Report is available for select loose, natural diamonds under 0.40 carats.
Nov 9, 2015 · In addition to an overall cut grade and scale, a GIA diamond grading report provides deeper insight into the variables that affect your diamond’s cut grade. Get to know them below: SHAPE & CUTTING STYLE: Diamond shape refers to the outline of the stone when viewed face up. Cutting style refers to its facet arrangement.
GIA is the world’s most trusted name in diamond grading and gem identification. With objectivity and expertise as its hallmarks, GIA ensures the integrity and accuracy of every report it issues. GIA tests every material submitted to determine whether it is natural or not, and discloses any treatments discovered during our examination.
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A diamond grading report can be a document of identification in the event of loss or theft. Jewelry stores you can trust, like members of Jewelers of America, have gemological experts or gemologists on staff who understand the possible variances and subjectivity inherent in diamond and gemstone grading. They value transparency and can clearly ...
