Diamond forms under high temperature and pressure conditions that exist only within a specific depth range (about 100 miles) beneath the earth’s surface Precise clarity grading is the secret to accurately evaluating a diamond. Diamond’s crystal structure is isometric, which means the carbon atoms are bonded in essentially the same way in all directions.
Diamond’s splendor has been appreciated for centuries, but there was not much scientific knowledge about it before the twentieth century External features are called blemishes Since then, diamond knowledge has grown steadily, with research by chemists, physicists, geologists, mineralogists, and oceanographers.
With a gia diamond grading report, you can confidently make your next diamond purchase. 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.
Important limitations all report check information is subject to these limitations Interested in getting your diamond graded by gia 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.
Internal and surface reaching characteristics are called inclusions
