Round Brilliant Cut Diamonds

Illustration by peter johnston gia.

Round brilliant cut diamonds.

The round brilliant is the most brilliant of all diamond cuts. A brilliant is a diamond or other gemstone cut in a particular form with numerous facets so as to have exceptional brilliance. But why are round brilliant cut diamonds so popular. The shape resembles that of a cone and provides maximized light return through the top of the diamond.

Round brilliant cut pear oval cut cushion cut emerald princess marquise cut cocktail rings explore diamond engagement rings coloured gemstone rings celebration bands jewellery jewellery pendants earrings pearls. The total depth percentage is a calculated value obtained by the following formula. A scattering of brilliant cut diamonds shows off the many reflecting facets. The round brilliant cut boasts 58 facets including the culet and offers exceptional white light reflection also known as brilliance.

Gia s cut scale for unmodified round brilliant cut diamonds includes five grades. The total depth percentage of a round brilliant diamond is the table to culet depth expressed as a percentage of the average girdle diameter and reported to the nearest tenth of a percent 0 1. A brilliant cut is defined as one resembling two pyramids placed base to base intended to enhance the gem s sparkle with the least possible sacrifice in carat weight. This illustration shows some of the key proportion parameters that impact a round brilliant cut diamond s appearance.

It resembles a simple circle which makes it extremely versatile. Today the majority of the round brilliant cuts graded by gia fit into the top two grades. The round cut diamond is the most popular shape for engagement rings and it accounts for more than 70 of the world s polished diamond inventory. The round cut diamond as the most popular diamond shape the round cut diamond represents over two thirds of all diamonds sold.

Round cut diamonds all viewable in 360 hd round diamonds are the most popular diamond shape preferred by 64 of young couples for the centerpiece of their engagement ring. It is beloved for its unmatched brilliance and beauty and it returns the most amount of light due to its ideal facet pattern. The round brilliant cut diamond will always be the most popular and classic shape.