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ceylon cut

Ceylon cut

The Ceylon cut is named after the Ceylon, now known as Sri Lanka, and Ceylon cut is one of gem cutting styles. Sri Lanka is one of a major gemstone producers, and it has a very long history in the field of gem industry. Generally It is a modified brilliant-cut and a step-cut bottom. It also is finished unsymmetrically in order to preserve as much of the original weight as possible. In addition, this cut is characterized by its symmetrical, shallow dome shape and 57 or 58 facets, which are arranged in a specific pattern to maximize the brilliance of gemstone. The number of facets on a gemstone is an important factor in its appearance.

Ceylon cut’s top and base views (CC BY 4.0)

The shallow dome shape refers to the rounded top of the gemstone, which rises slightly above the girdle, the widest part of the stone. The shallow dome of the Ceylon cut allows more light to enter the stone, creating a bright, sparkling appearance and display true color. The facets are positioned to reflect light back through the top of the stone, giving it an even greater shine. This method is particularly well-suited for transparent gems such as diamonds, sapphires, and rubies. In addition to its appearance, the style is also known for its durability. The shallow dome and precise facets make it a strong that is resistant to cracks.


Gem cutting is an art that has been practiced for centuries including in Sri Lanka. The gem cutting styles is greatly affect its appearance and value. Therefore, cutters choose the right cutting method per stone. The Ceylon cut has a long history dating back to the 19th century. Gem cutting was a skilled art that was passed down from generation to generation. Gem cutters in Sri Lanka were known for their unique style. It has remained a timeless classic, and it is still widely used today. Today, many gem cutters continue to specialize in this traditional cutting method.

The Ceylon cut is used for diamonds to bring out the maximum brilliance. Sri Lanka is famous for its sapphires, and Ceylon cut on sapphires are considered for their vivid color and sparkling appearance. Rubies is also ideal as same sapphire. The cut is also sometimes used for emeralds due to durability since emeralds have many inclusions. Some gems that are marketed as Ceylon cuts may not meet the exacting standards of the traditional method. When you want to buy Ceylon cut gems, look for certificate by a reputable gemology organization.

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