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Gemstones · Stone education

Diamond Shapes Explained: Finding the Right Outline

Understand the visual character of round, oval, emerald, cushion, pear and marquise diamond shapes.

16 September 20265 min read
Different cuts of loose natural diamonds

Diamond shape describes the outline you see from above. It is separate from cut quality, yet it has an immediate effect on a ring’s mood, scale and the way a stone appears on the finger.

01

Brilliant shapes feel alive

Round, oval, pear and marquise diamonds use many small facets to create a lively pattern of white light and sparkle. They suit clients who enjoy movement and brightness, especially in an open-prong setting.

02

Step cuts reward clarity

Emerald and Asscher cuts use long, parallel facets. Their beauty is quieter: broad flashes, clean geometry and a hall-of-mirrors effect. Because these facets reveal more of the interior, clarity and proportion become especially important.

03

Soft outlines offer versatility

Cushion and radiant shapes bridge the gap. A cushion can feel antique, pillowy or contemporary depending on its facet pattern. A radiant offers clipped corners and vivid sparkle, which can be a useful choice for someone who wants a rectangular silhouette with extra energy.

There is no universally best diamond shape. The right outline is the one whose proportions make you pause, then make sense with the setting you want to wear for years.

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