Is beauty measurable? It is obvious that the beauty is perceived differently depending on the point of view. It has particularly a great effect on personal evaluation of the most valuable presents of the nature ie the beauty, brilliance and the excellence of a diamond. Even the selection of diamonds is made regarding to the personal sense and pleasure; some objective criteria should also be taken into consideration. You will find more information about this subject on our next pages. The 4 C: Cut, Color, Clarity and Carat The mentioned four criteria affect the value of a diamond and thus also its price: Cut (the cutting), Color (the color) Clarity (the purity), and Carat (its carat weight). It is possible to say that two separate diamonds are not identical to each other even if they seem the same. You should know the importance of 4Cs if you intend to understand the price difference of two diamonds seen as identical. Here, you will find the meaning of 4Cs and the objective evaluation of such concerns.