Home DM News The Different Diamond Shapes

From an extravagant asscher cut to a simple round silhouette, the different styles and cuts of diamonds found worldwide come with unique distinctive qualities and rarity. Accompanied by precious stones and embellishments, a diamond jewellery piece has the power to elevate and impress no matter the finish. Most commonly, the different diamond shapes can be found among engagement rings, however, they are also used alongside stones such as rubies, emeralds and sapphires for high jewellery and premium collection.

When choosing a diamond shape, many thoughts and considerations can cross one’s mind. Will this ring be complimentary? Does it sit well within other pieces? Are there any influential messages behind the shape? Whether you’re looking for an engagement ring or a statement necklace for your anniversary, this guide will unravel the individual diamond shapes and just how unique each one is.

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Round Brilliant

With an extensive history, the round brilliant diamond is one of the most admired cuts, offering a timeless appearance and simple beauty. Producing an impressive sparkle due to a large number of facets, a round brilliant diamond is finished in a uniform, symmetrical shape.

Cushion Cut

Featuring rounded corners and large facets for brilliance, a cushion-cut diamond has been admired for centuries due to its traditional yet modern appearance and flattering shaping.

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Princess Cut

Known for its four-pointed corners and contemporary sparkle, a princess cut diamond has significantly grown in popularity and is now a symbol of modern style and prominent composition. Featuring over 70 facets, a princess-shaped diamond makes for the perfect engagement or eternity ring.


With a perfectly proportioned finish and simplistic approach, an oval diamond takes its inspiration from a classic round diamond, presenting similar brilliance and an elongated shape to offer the illusion of a larger stone.

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Recognised for elegance and its distinctive silhouette, this unique diamond presents a subtle yet fascinating sparkle, designed and handcrafted in rectangle facets and an original finish which is specifically complimentary when styled on rings.


Inspired by the emerald diamond, an asscher cut is of a square silhouette, offering an impressive shimmer and distinct cut corners. These chic diamonds offer contemporary yet timeless elegance, fitting perfectly with both traditional and modern styles.

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Originating from the 18th century, a marquise diamond presents an elongated shape and typically an impressive carat. Featuring dramatic pointed ends and a curved central silhouette, this diamond type sites perfectly with a simple wedding band or plain ring. The marquise diamond is the epitome of originality.

Frequently asked questions

What is a diamond shape?

Diamond shape refers to the geometric appearance and contour of a diamond, whether that be for earrings, a ring or a necklace. Simply put, it’s the physical and visual shape of the diamond which then impacts the overall aesthetic and charm

What is the difference between a diamond cut and a diamond shape?

Diamond cut refers to how a diamond is cut and polished so that its facets can absorb and mirror light. A diamond shape is a geometric shape the diamond is cut into and its final silhouette.

Find out more about the cut of a diamond through our guide on the 4 Cs of diamond jewellery.

Why length-to-width ratio matters for diamonds

Length-to-width ratio matters as these features impact how a diamond looks and can change the overall aesthetic of your ring and how it fits or compliments the wearer.

A length-to-width ratio of 1 means the diamond is perfectly symmetrical. Anything higher than one is an elongated diamond that covers more of your finger, but this could be a preference.

How does a diamond shape affect its sparkle?

The shape of a diamond does not affect the sparkle compared to the cut type, meaning you can choose your diamond shape and then have facets cut for brilliance depending on how sparkly you want your piece.

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