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PDF GIA’S 4CS GUIDE TO UNDERSTANDING DIAMOND QUALITY

The color evaluation of most gem-quality diamonds is based on the absence of color The GIA Color Grading System measures the degree of colorlessness by comparing a stone under controlled lighting and precise viewing conditions to masterstones of established color value

PDF DIAMOND BUYING GUIDE

WWW FEEMA CM PAGE 2 CARAT CUT Carat is a measure of weight One carat (1 ct) equals 0 20 grams and is divided into 100 points (half a carat – 0 50 ct – diamond can

  • Quelle est la meilleur qualité de diamant ?

    Un diamant de couleur D est totalement incolore à l'œil nu.
    C'est le plus recherché des diamants car il ne contient pas d'atome de couleur.
    Un diamant de couleur est incolore à l'œil nu.
    Le gemmologue utilise les échantillons de référence pour déterminer si le diamant est de couleur D ou E.

  • Quel est le prix d'un diamant de 4 carats ?

    Un diamant de 4 carats coûte entre 33 000 € et 252 000 € voire plus, en fonction des critères d'estimation de la valeur exposés ci-dessus.

  • Quels sont les 4C du diamant ?

    Quatre critères, les 4 C, permettent de définir la valeur d'un diamant: la taille (Cut), la pureté (Clarity), la teinte (Colour) et le poids (Carat).

  • Si vous achetez un diamant de 0,3 carats ou plus, il y a de fortes chances pour qu'il possède un certificat d'authentification.
    Ce certificat peut être délivré par l'un des laboratoires de gemmologie indépendants les plus reconnus, comme le GIA, l'IGI ou le Laboratoire de Gemmologie Français.

What Are The 4 C’s of Diamonds?

These four qualities of a diamond are the key components that impact its beauty and structure. The 4C’s interact with each other within the diamond. They dictate how the diamond appears and how high quality it is. As an example, the diamond’s ability to reflect light back to your eyes depends primarily on cut quality but also on color and clarity.

The Characteristics of Diamonds

The GIA is a prominent institutionwith a sophisticated grading system for evaluating diamond characteristics. It is the most consistent entity and the one we recommend gaining a diamond certificate from. Each of the C’s is graded on a scale and can be evaluated for quality. Though some universal terminology and standard grading exist, it does vary

How to Buy An Engagement Ring Using The 4 C’s

There are two major questions you need to answer; Where and what. We have an article covering where to buy your engagement ring. In this article, we are covering what characteristics you should focus on when purchasing a diamond. Without finding the right balance between the 4cs, you will end up overpaying for certain qualities of a diamond while n

Cut

The ‘Cut’ is perhaps the most important aspect of a diamond quality that impacts a diamond’s beauty. Diamond cut specifically refers to the quality of a diamond’s angles, proportions, symmetrical facets, brilliance, fire, scintillation and finishing details. These factors directly impact a diamond’s ability to sparkle, along with its overall aesthe

Color

Diamond color is graded in terms of how white or colorless a diamond is. The GIA grades diamonds from D to Z, with D being the most colorless, and Z containing noticeable brown or yellow tint. The diamond color chart below shows how each grade looks next to each other. While the diamond color chart provides an example of how each grade appears, it’

Clarity

A diamond’s clarity grade evaluates how clean a diamond is from both inclusions and blemishes. Clarity is graded by the GIA on the following diamond clarity chart: 1. FL (Flawless) 2. IF (Internally Flawless) 3. VVS1 (Very, Very Slightly Included 1) 4. VVS2 (Very, Very Slightly Included 2) 5. VS1 (Very Slightly Included 1) 6. VS2 (Very Slightly Inc

Carat Weight

Often when people hear the term “carat weight,” they think it refers to the size of the diamond. In actuality, Carat refers to the weight of the diamond, not how large the stone is. A 1 carat diamond equals 200 milligrams, or 0.2 grams—and weighs about the same as a quarter of a raisin. Depending on the diamond shapeand how it is cut, two 1 carat d

How The 4 C’s Work Together

Each of the 4 C’s contribute to the overall beauty of a diamond and make each stone unique. A diamond, however, should be viewed as an organic whole. Because the eye has difficulty differentiating one diamond characteristicby itself, such as clarity or color, it is important to consider how the 4 C’s impact each other. diamonds.pro

Need More Help on The 4 C’s?

Even with a basic understanding of the 4 C’s as a guide, navigating the diamond industry can be difficult. From picking which of the 4 C’s to prioritize, to assessing whether a diamond actually lives up to the grades it’s been given, there’s a lot to take in. The recommendations related to cut, color, clarity and carat weight in this guide should g

4Cs of Diamond Quality: Diamond Clarity Grading by GIA

4Cs of Diamond Quality: Diamond Clarity Grading by GIA

Ultimate diamond buying guide. 4Cs with The Jewellery Editor and Graff Diamonds

Ultimate diamond buying guide. 4Cs with The Jewellery Editor and Graff Diamonds

4Cs of Diamond Quality: Diamond Color Grading by GIA

4Cs of Diamond Quality: Diamond Color Grading by GIA

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