A Guide To Choosing The Best Diamond Shape

round diamondBuying a diamond is no simple task. In fact, it can be a very complicated task that takes weeks to complete. While the process may seem somewhat straightforward, once you set out to buy a diamond, you’ll quickly discover that you need some initial education if you want to prevent being ripped off and if you want to buy a diamond that your loved one will truly admire. While the cut quality, color grade, clarity rating and, of course, the carat weight of a diamond all play a vital part in the diamond’s value, another factor that has a great impact on how the wearer will feel about the diamond is its shape. There are many different diamond cuts shapes, each with their own unique characteristics, making them perfect for particular individuals. In this post, we would like to shed some light on the characteristics of each diamond shape and help you choose the right one for your loved one.

The 12 Most Popular Diamond Shapes

Before we take a look at the different diamond shapes that you can choose from, it is important to note that diamond shape and diamond cut should not be confused with each other. These are two different terms that are used to describe different aspects of a diamond. While diamond shape refers to the actual shape of the particular diamond in question, diamond cut, on the other hand, refers to how well the diamond was cut.

diamond shapes

Now, let’s look at some of the most popular type of diamond shapes and their characteristics to help make choosing the right shape easier for you.

  • Round – The round cut, often also referred to as the round brilliant cut, is the most popular diamond shape available on the market. In fact, as much as 75% of all diamonds feature a round brilliant cut, as reported by Brilliant Earth. This shape was invented more than a hundred years ago and has been refined to create a modern diamond cut that enhances the sparkle and light return of the diamond.
  • Princess – The princess cut diamond is also a popular shape and features around 76 facets. Fancy natural colored diamonds are often found with a princess cut. This diamond has a sparkle that is very similar to the round brilliant cut, but it has a square shape that is very unique and distinctive.
  • Cushion – The cushion cut has been modified quite a lot over the past two decades. It is also called the pillow cut and features a square shape with rounded corners. Cushion cut diamonds are considered to be very romantic and they can easily be combined with any kind of setting.
  • Oval – The oval cut diamond has a unique sparkle and it is considered to be a brilliant cut. The cut has 56 facets in total. The brilliance and fire of an oval cut diamond are similar to a round cut diamond, but the cut rather offers an elongated shape that can result in fingers that looks more slender and longer.
  • Emerald – The emerald cut is also quite popular. While the particulars of these diamonds can vary, the length-to-width ratio should be close to 1.5 if you want an excellent emerald shaped diamond. These diamonds have narrow facets that produce a reflection.

Other popular diamond shapes include pear, radiant, asscher, marquise, and the heart shape.


Diamonds are expensive, but they surely are beautiful stones to place in an engagement ring or other pieces of jewelry. When you plan to buy a diamond, however, you should not go into the process blindfolded. The shape of the diamond will have an impact on how much your loved one will appreciate the diamond, so be sure to consider all the shapes we’ve discussed here before you make a final decision.




Mary Turner


With experience dating back to when brick and mortar was the ONLY source for shopping for diamonds, I have countless men find the perfect diamond for that special occasion. As your Personal Diamond Consultant, I'm here to make sure you end up with the perfect stone.

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