The quality and value of a diamond is measured by four characteristics known as the 4 C's. The 4C's are the diamond's Cut, Colour, Clarity and Carat weight. The quality of a diamond is measured by its colour, cut, and clarity. The carat weight measures the size of the diamond.
A Pic of Swiss Simulate Diamond
Even experts can't tell the difference just by the look
|Just like colour,
clarity is categorised using an international grading scale. The
categories of clarity are based upon the number, size and position of
the inclusions within the diamond to be graded. Gradings range from
flawless, and internally flawless, through very small and small
inclusions, to imperfect.