One of the main characteristics that determine the quality of a diamond is its light performance. Sadly, most people are still unfamiliar with this term. The light performance of a diamond is actually its ability to reflect and bend light. When light enters a gemstone, it can either be reflected or leaked out; a good diamond will be able to reflect a maximum amount of light. In fact, this is the quality, which determines the brilliance of a gemstone. Here, the cut and polish of a gemstone are really crucial. When it comes to a solitaire brilliant cut diamond ring, the light performance of gemstone will be supreme. One of the main things that may affect the light performance of a diamond is its clarity; a gemstone that exhibits good clarity grade will reflect a maximum amount of light. Additionally, the setting employed in your solitaire brilliant cut diamond ring is also crucial in this case. In some gemstones, there will be some unique cuts, which can create an amazing visual effect when light enters it and this property is termed as the fire of a diamond. Here, the light will be broken down into multiple spectral colors by its facets. Note that fire is also an important component when it comes to the light performance of a diamond.