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14 Μαρ 2013 · First up, an overview of the 4Cs: Color, Clarity, Cut, and Carat Weight. GIA created the 4Cs (Color, Clarity, Cut and Carat Weight) as a universal method for establishing the quality of any diamond, anywhere in the world.
- GIA Grading
The GIA Diamond Grading Report. This report uses the...
- Clarity
The GIA Diamond Clarity Scale is the global language for...
- Diamond Color Chart
In this post, you can learn about and download the official...
- GIA 4Cs Cut
The GIA Diamond Cut Grading System for standard round...
- GIA 4Cs Clarity
Using the GIA International Diamond Grading System™,...
- GIA Grading
8 Ιουλ 2015 · 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.
The GIA Diamond Grading Report. This report uses the universally accepted GIA standards to determine a natural diamond’s shape, color, clarity, cut and carat weight – as well as proportions, finish and treatments. It also includes a plotted diagram which maps your diamond, identifying its unique characteristics. The GIA Diamond Origin Report.
The GIA Diamond Cut Grading System for standard round brilliants in the D-to-Z color range is based on the assessment of seven components.
Using the GIA International Diamond Grading System™, diamonds are assigned a clarity grade that ranges from flawless (FL) to diamonds with obvious inclusions (I 3). Every diamond is unique. None is absolutely perfect under 10× magnification, though some come close.
30 Αυγ 2024 · To provide shoppers with an understanding of each diamond’s color level, grading entities like the Gemological Institute Of America (GIA) use a diamond color chart to judge diamonds based on their appearance and give each stone a color grade within a given scale.
GIA Diamond Grading Reports are also used by appraisers to determine a diamond’s value if you want to insure your diamond engagement ring. At GIA, we know diamonds. We created the 4Cs of diamond quality and the GIA International Diamond Grading System™ used worldwide for grading diamonds. Top museums and auction houses trust us to evaluate ...
