The modern round brilliant offers the best light performance of all diamond shapes. It also happens to be the most popular shape of all time.
Forty nine percent of people buy round brilliant cut diamonds according to The Knot Engagement Ring Study for 2019. A breakdown of the percentages for other shapes appears below for your reference.
It seems like the majority of our clients prefer round super ideal hearts and arrows cut diamonds. The superior sparkle factor of the Black by Brian Gavin diamond shown here is an example of why.
Consequently, Brian Gavin indicates that 90% of their clients also prefer round diamonds. That's not really surprising given that Brian Gavin holds the patent for maximizing light performance in the modern round brilliant.
Breakdown of Diamond Shapes by Preference:
- 1Round Brilliant Cut = 47%.
- 2Princess or Square Cut = 14%.
- 3Oval Shape = 14%.
- 4Cushion Cut = 9%.
- 5Pear Shape or Teardrop = 5%.
What Is The Most Popular Diamond Cut?
The most popular diamond shapes are pictured above for your reference. As a matter of fact, fifth-generation diamond cutter Brian Gavin cuts the first four shapes better than anybody else I know. Here is where to find those shapes on his site:
As a general rule, I'm going to search Brian Gavin first because the higher degree of optical precision produces a higher volume of light return. At the same time, it creates sparkle that is more vivid and intense..
As a matter of fact, I think that Brian Gavin sets the bar for light performance. Although that may be true, I'll still check the sites below just for the sake of doing my due diligence.
After all, it's nice to have a variety of options to choose from when trying to make decision of this magnitude. Although that may be true, you will also find that the cut quality dictates the light performance.
In that case, I recommend that you focus on cut quality first and foremost. After all, the sparkle factor of the diamond will be apparent from across the room. While slight differences in carat weight, color, and clarity are hardly noticeable from across the dinner table.
The Best Places to Buy Diamonds Online:
In my experience, here are the best places to buy diamonds online:
Not only do these vendors have excellent reputations, they also offer an extensive inventory of diamonds in every shape. Let me know if you would like help searching for a diamond or if you have any questions. Our Diamond Concierge Service is Free to the Public.
Diamond Shape vs Cut:
In the first place, it is important to realize that the term "cut" may refer to the overall cut quality or the shape. While the idea of diamond shape is pretty easy to grasp, the subject of cut quality is more difficult.
As a matter of fact, the cut quality of your diamond will dictate the volume of light return and the intensity of the sparkle. Generally speaking, the offset for the crown and pavilion angle are the most critical components. However, the relationship between the table diameter and the crown angle will affect the sparkle factor. It can also affect the overall appearance of the diamond, especially in terms of the arrows pattern.
Needless to say that we have recommendations for each diamond shape. Therefore, we have created diamond buying guides for the most popular diamond shapes:
How Cut Quality and Shape Affect Price:
It's a little known fact that the cut quality can affect diamond prices by as much as sixty percent. That is because it can take up to 4X longer to achieve a higher degree of optical precision.
As a matter of fact, the characteristics of cut quality go well beyond what is revealed on the lab report. Needless to say, there is a lot more to buying a diamond than simply looking at the overall cut grade. With this in mind, you'll want to take the proportions of the diamond into account. But also, the degree of optical precision and light leakage. We use special reflector scopes to judge these factors of light performance:
Of course, you'll want to read each of those tutorials for an in-depth explanation of how to interpret the images. But, you'll also find specific recommendations for each shape in the diamond buying guides above. In addition, it's always a good idea to ask for our opinion before you buy!