What to know about round diamonds?

What should I look for when buying a round diamond?

To recap, here are my recommended guidelines for buying a round cut diamond:

  • Depth Percentage: 61.0% to 62.5%
  • Table Size: 54.0% to 57.0%
  • Crown angles: 34.0° to 35.0°
  • Pavilion angles: 40.6° to 41.0°
  • Lower Girdles: 75% to 80%
  • Star Facets: 50% to 55%
  • Polish/Symmetry: Excellent.

What is most important in a round diamond?

Round diamonds are the only diamond shape that the GIA grades for cut. A diamond’s “cut” refers to how well the stone’s angles align, and how perfectly the stone was polished. Cut is the single most important factor when purchasing a Round.

Is a round diamond best?

Round cut diamonds are the most popular diamond shape. In fact, they make up approximately 75% of all diamonds sold, and about 60% of all engagement rings. Here are the main reasons round cut diamonds are highly sought after: Beauty: Round cut diamonds are exceptional.

What color is best for round diamond?

The Best Value Color Grade for Round Cut Diamonds

The most popular color grade for round cut diamonds is the G color which is very closely followed by the H color. Above you could see a D colored diamond on the left and a G colored diamond on the right.

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Is color or clarity more important in a round diamond?

Round diamonds reflect more light than other shapes because of the way they are cut. … The color grade is more important than the clarity grade because cushion-cut diamonds tend to retain a lot of color. If you don’t want any hints of color, look for a cushion cut diamond with a color grade of H or above.

What is a good depth for a round diamond?

Round Diamond – Cut Guide

EXCELLENT VERY GOOD
Depth % 59 – 62.3 58 – 58.9 or 62.4 – 63.5
Crown Angle 34 – 34.9 32.1 – 33.9 or 35 – 35.9
Pavilion Depth 42.8 – 43.2 42 – 42.7 or 43.3 – 43.9
Girdle Thin to Sl. Thick Very Thin to Sl. Thick

Why are round diamonds the most popular?

Seventy-five percent of all diamonds sold are round brilliant cuts. Their popularity lies in their perfect circular shape and the exceptional fire and brilliance that the facets create. … As round diamonds offer the most brilliance, they stand alone well without the need for extra side stones to dress them up.

Why round cut diamonds are the best?

More importantly, ideal round cut diamonds provide a maximum light return compared to other shapes. The proportions of a well-cut round with its 57 facets allow for nearly 100 % light return. This means that round cut diamonds reflect virtually all the light that enters back to the viewer’s eye.

Which cut of diamond has the most sparkle?

It is well known that the classic shape, Round Brilliant, has the ideal facet pattern for the most light return. Round Brilliant is the most classic stone shape and is made up of 58 facets. Round engagement rings are by far the most popular of all the shapes as they’re the diamond cut that sparkles the most.

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