Kim Quang Logo - Logo has lettering saying Kim Quang Jewelery, with an illustration of a diamond on top.
Diamond held between tweezers

Diamond Education

The world of diamonds is as beautiful as it is complex. We're here to help you make an informed decision before your next purchase.

The 4Cs of Diamonds

In the jewelry world, diamonds are graded upon the 4Cs – Color, Clarity, Cut, and Carat. Each one of these qualities describe important characteristics of a diamond, and give a way to measure its beauty and value.

Below you will find our article that briefly summarizes each of the 4Cs. 

For more in-depth information on each respective characteristic, see the guides in the sections below.  

Round yellow gemstone on a black background


Color refers to the absence of color within a diamond. Diamonds come in a range of different hues. Generally speaking, the less color a diamond has, the higher its value. 

Diamond resting on a black fabric with a magnyfying jewelry loupe


 A diamond’s clarity refers to the absence of imperfections that may be present within a given stone. The less imperfections, the higher the clarity.

A cut diamond sitting beside raw diamonds


Arguably the most important C of all, the cut refers to how well a diamond has been faceted to reflect light. This characteristic has the greatest impact in influencing a diamond’s sparkle. 

Diamond being measure on a black background


The carat is oftentimes the first thing that comes to mind when shopping for a diamond. Contrary to popular belief, this term is a measurement of weight, rather than size. 

Further Reading

In addition to the 4Cs, there are other factors that may come into play when choosing a diamond. Below are articles for further reading. 

Sparkling diamond held on tweezers

Brilliance, Fire, & Scintillation

Brilliance, Fire, and Scintillation – these three qualities describe the hallmark sparkle that diamonds are known for.

Engagement ring sitting on flat surface

Ring Setting Guide

When it comes to a ring’s beauty, diamonds are only part of the equation – how they’re set on the ring matters too.