Diamond Grading Diamond Rings 101

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GIA Diamond Grading Scales: The Universal Measure of Quality
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. 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 ...

Diamond Quality Factors
Diamond professionals use the grading system developed by GIA in the 1950s, which established the use of four important factors to describe and classify diamonds: Clarity, Color, Cut, and Carat Weight. Diamonds can be fashioned into a variety of shapes and still be beautiful. These are known as the 4Cs.

Diamonds & Diamond Grading
GIA Diamond Grading Reports — how to read and explain them Segments of the diamond industry beyond retail — dealing, cutting, manufacturing Diamond formation and key properties Special challenges of grading mounted diamonds and grading estimation techniques The final exam is online, closed book and proctored; see the Education Catalog for ...

Diamond Clarity | GIA 4Cs
The GIA International Diamond Grading System ™ The GIA Diamond Clarity Scale is the global language for diamond clarity grading. Wherever you go in the world, whatever language is spoken, when buying a diamond, today you will likely hear terms like VVS 1 or SI 2 used to describe clarity.

GIA Diamond Grading & Reports | GIA 4Cs
GIA offers the world's most rigorous assessment of the 4Cs and grades every diamond with the same care, expertise and strict guidelines.

GIA Diamond Grading
A GIA Diamond Grading Report is the benchmark for expert diamond grading and the best way to ensure accuracy in your next diamond purchase.

Understanding the 4Cs of Diamond Quality - GIA 4Cs
GIA’s diamond grading provides the consistent and unbiased results that the global diamond industry and diamond customers trust. Without strict standards, the characteristics, quality and value of a diamond would be left open to interpretation. Choosing a diamond may be a matter of preference, but evaluating a diamond is a matter of precision. That’s where we come in.

Analysis & Grading - GIA.edu
Analysis & Grading 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.

Natural Diamond Grading Reports & Services
Diamond Grading Report Full 4Cs assessment with a plotted clarity diagram. For loose, natural D-to-Z color diamonds only, weighing 0.15 carats or more. View Sample Report

Home | GIA 4Cs
A GIA Diamond Grading Report is more than the standard in diamond evaluation—it is the internationally trusted source for diamond quality reporting by jewelers, museums and auction houses.

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Brown Diamond Rings Are Having a Major Moment  Only Natural Diamonds
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