Diamond’s crystal structure is isometric, which means the carbon atoms are bonded in essentially the same way in all directions. It isn’t until a diamond is cut, that the real beauty of a diamond begins to take shape Diamond’s splendor has been appreciated for centuries, but there was not much scientific knowledge about it before the twentieth century
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Since then, diamond knowledge has grown steadily, with research by chemists, physicists, geologists, mineralogists, and oceanographers.
Proper color evaluation is a matter of expertise
The correct way to evaluate diamond color is in precise conditions, under controlled lighting, where stones are compared to masterstones with established color grades From d for colorless to z for light. Diamond crystals are brought closer to the earth’s surface through volcanic activity Diamonds can be found in shallow alluvial deposits where the crystals settle after being transported away from the kimberlite pipes by geologic activity and rivers.
Important limitations all report check information is subject to these limitations Interested in getting your diamond graded by gia 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.
The 4cs describe the individual qualities of a diamond, and the value of an individual diamond is based on these qualities The terms that people use to discuss the 4cs have become part of an international language that jewelry professionals can use to describe and evaluate individual diamonds.
