It also happens to be the largest facet on a diamond and plays a vital role in the brilliance of the stone. The table refers to the flat facet of the diamond which can be seen when the stone is face up. Where can you find the table size percentage? (FYI, this diamond has a 54% table). If you want to buy a stunning engagement ring, make sure you check them out! What is the Table of a Diamond And What It Means? White Flash and Brian Gavin Diamonds are vendors that specialize in super ideal cut diamonds that exhibit the best sparkle and brilliance. On the other hand, a depth of 65 percent for a round diamond would be excessive and be detrimental to its beauty. A depth percentage that may be too deep for one shape might be essential for another due to the intrinsic behavior of the facet structure.įor instance, a princess cut with a 74 or 76 percent depth would still be considered acceptable and can yield an attractive diamond. Total depth percentages of 56.6% (left) and 65.9 (right) are recipes for disastrous looks.Īs I mentioned earlier, the ideal depth percentage varies with the shape of the diamond. Below are 2 such examples where things get really wonky when diamond depth is too deep or too shallow. The pavilion facets, in particular, should be cut to correct proportions so that light rays can bounce around within the diamond and be reflected out at the proper angle to the observer’s eye.ĭark looking nailheads and unsightly fish-eye effects are undesired consequences of bad depth proportions. How Extreme Depth Proportions Can Negatively Affect SparkleĮven though the depth percentage of a diamond doesn’t tell the entire story about its appearance, it can be used as a telltale sign for brilliance and value (stones that are cut too deeply are usually cut to retain weight from the rough). To create optimal light return and sparkle, the ideal depth percentage of a diamond would depend on its shape and may vary based on the intricate relationship with other facets (more details about this later). When light rays enter a diamond, the depth of a diamond affects how the light rays will travel and be reflected within it. The craft of polishing a diamond is both an art and science. In a grading report, there are normally two measurements of depth – the first is the actual depth measurement in millimeters (shown under ‘measurements’ at the top of a grading report), and the second is the depth percentage (see image above ), which shows how deep the diamond is in relation to its width. The depth of a diamond is its height (in millimeters) measured from the culet to the table. Where to find the depth percentage values in the certificate. What is the Depth of a Diamond And What It Means? How to Use Depth And Table Percentages Effectively.What Are the Best Depth And Table For Diamonds?.The Importance of Table Size And Percentages.What is the Table of a Diamond And What It Means?.How Extreme Depth Proportions Can Negatively Affect Sparkle.What is the Depth of a Diamond And What It Means?. This is the list of topics we will be covering here:
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