the round diamond
the most popular diamond shape
The round diamond is known to be the most popular diamond shape and represents approximately 75% of all diamonds sold. For years, expert diamond cutters have used advanced theories of light behavior and mathematical calculations to optimize the fire and brilliance in a round diamond. The round diamond typically has 58 facets (57 facets if there is no culet) which is more than any other diamond shape which gives it a beautiful sparkle and a brilliance like no other. Round diamonds typically cost more than any other shape diamond due to its demand and popularity. Round diamonds also appear larger when compared against other shaped diamonds with the same carat weight.
Round Brilliant Cut Diamonds Are Only Given A Cut Grade
The cut of a diamond refers to its proportions, especially how facets interact with light. Higher cut grades such as Excellent/Ideal and Very Good really maximize the brilliance in the diamond.
The table below may be used as a general guideline for evaluating the cut grade of a round diamond: