Jacques addresses the significance of the astounding Lucara Diamond recently discovered, and GIA's work helping dealers, ...

The Diamond and Diamond Grading eLearning course brings to life the skills needed to grade the color, clarity and cut of diamonds through video, graphics, images and text.

As the classic campaign slogan goes, “A diamond is forever.” You’ll wear your engagement ring for the rest of your life, so ...

CZ has a Moh’s hardness of 8.5. That means it is a hard and durable gem although not as hard as diamond. Most CZ can be described as colorless, and most have high clarity with minute, if any, ...

Graders at the Gemological Institute of America (GIA) recently came across some natural diamonds with interesting inclusions, some of which resembled animal life. A round, 1.55-carat, G-color, ...

Millions of diamonds are graded in GIA Laboratories annually. However, more and more counterfeit diamonds have shown up in the trade, becoming an increasing concern. To address this issue, a portable ...

A Guide to Luxurious and Unique Jewelry Yellow diamond bracelets are a stunning way to add a pop of color and sophistication to any jewelry collection. Known for their radiant hue, yellow diamonds ...

a research scientist and senior manager of identification at the Gemological Institute of America (GIA). “They are both ‘diamonds.’” Choosing a lab-grown diamond also comes with some ...

An economy of scale is a microeconomic term that refers to factors driving production costs down while increasing the volume of output. There are two types of economies of scale: internal and ...