![]() When a diamond is mined, a professional diamond cutter evaluates it to determine the best cut to maximize its size and natural properties, either a step cut or a brilliant cut. Why is diamond cut and polish such a big deal? It’s simple: A diamond’s cut can make - or break - its brilliance. A diamond with poor brilliance won’t return light well and will look darker and lifeless, while a diamond with beautiful angles and a good cut will absorb - and throw back - plenty of light.Ĭut and polish are essential for diamond brilliance Misshapen or imperfect glass won’t bring in the light the same way a clear window pane will. Light comes into a window based on how the glass absorbs it. Think about diamond brilliance like a window. This diamond cutting and polish process helps mold (and reveal) diamond brilliance. Instead, they actually have a rough, opaque “skin” that is eventually removed through polishing and cutting. But, how exactly can you measure that? Let’s break down diamond brilliance - and learn how to evaluate it when deciding on a stone.īelieve it or not, diamonds don’t come out of the earth looking amazing. And as for diamond brilliance? It’s the white flashes or white light return when it hits the light. Scintillation is the flashing between light and shadow, which gives the blinking effect you love in a glittery stone. ![]() However, a diamond’s sparkle isn’t just one thing - it’s actually a combination of three different components: fire, brilliance, and scintillation.įire is the colorful flashes that happen when a diamond disperses light. If you’re like many of us, you evaluate diamonds based on how much they sparkle in the light (hey, it’s a legit way to decide). For more information, please contact us today.What Is Diamond Brilliance Exactly, and Why Is It So Important? Gemstone terms can be confusing, especially for first-timers, but the professionals at Casa D’oro have the experience and expertise to help you understand diamond beauty and value. To notice scintillation, some movement is necessary: try to move around the diamond to measure its beauty. It happens because some facets don’t reflect light. Facets are responsible for diamond scintillation – the alternate sparkles of the stone. How To Determine The Brilliance Of A DiamondĪpart from the cut angle, one other factor determining diamond brilliance is the number of facets. Brilliance is the white light reflecting out of the stone, while fire causes a rainbow-colored sparkle. Both contribute to the sparkle of the diamond, enhancing its charm and appeal, but are completely different. Brilliance vs Fireīut you shouldn’t confuse diamond brilliance with diamond fire. The best cut reflects light out the top of the diamond, causing a sparkle that dazzles viewers. ![]() Make the angle too deep and the light will be reflected out the side of the diamond. When the angle of the cut is right, light entering the stone is reflected back into your eyes.Ī shallow angle reflects much of the light out the bottom of the gemstone, causing a dull sparkle. What Makes A Diamond Sparkle?ĭiamonds don’t naturally produce light or sparkle brightly – there’s some science behind their brilliance. A diamond’s brilliance also forms the basis of its sparkle and brightness. It’s one of the optical properties of diamond that reflects its beauty and value, and by extension, its price. What Is Brilliance In A Diamond?ĭiamond brilliance refers to the white light reflected off of a diamond. ![]() A few people may brush it off as a clever marketing gimmick, but it holds significance in the diamond world. You may have come across the term diamond brilliance when researching the best gemstone for your engagement or wedding ring.
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