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GIA 4Cs Diamond Blog

Diamond Carat Weight Grading

December 10, 2012

You can buy coffee by the pound. You can even buy deli meat by the pound. Even if you’ve never bought a diamond, the correlation between weight and price is a concept that we can all understand. Therefore, the general perception is that a larger diamond is more valuable than a smaller one. (more…)

Diamond Cut: It’s More Than Shape

November 13, 2012

One of the hardest of the 4Cs to understand may be a diamond’s cut. A well-cut diamond displays the unique sparkle we associate with diamond. (more…)

Are Diamonds Really Perfect?

November 6, 2012

It has been said that few things in nature are absolutely perfect. The same holds true of diamonds. Part of what makes a diamond unique is what is commonly referred to as a diamond’s clarity characteristic. (more…)

Are Diamonds Really Colorless?

October 16, 2012

When browsing for jewelry, one might be captivated by the glimmer of a diamond’s sparkle, and assume that most diamonds are colorless. And while it’s true that certain diamonds have colors so blindingly brilliant that they take on beautiful hues of the rainbow, truly colorless diamonds are actually quite rare. (more…)