I am hesitant to suggest looking for a diamond with Strong Blue Fluorescence since even lower colors can occasionally look milky and hazy when they have Strong Blue Fluorescence. Fluorescence will usually improve the appearance of color in the diamond.Īs I suggested in my bottom line recommendation above, if you are buying a diamond with a color H or lower, seek out a diamond with Medium Blue Fluorescence. Some studies done on fluorescence do make one claim that is correct. It is also important to note that this extreme level of haziness for a fluorescent diamond is also not typical and is not as common as you may think when you are discussing diamonds that are H and lower. When comparing diamonds back to back, you will definitely see a difference between a diamond with strong fluorescence and one with little or none. If the diamonds you are looking at have a strong or very strong blue fluorescence, then they will most likely appear hazy, oily, or cloudy and this will also cause the diamonds to appear less transparent. Slight/Faint Blue diamonds never appear hazy.Medium Blue diamonds rarely appear hazy.Strong/Very Strong Blue diamonds usually appear hazy.I have seen tens, if not hundreds, of thousands of diamonds in my career and I can tell you without question the following: I can tell you with absolute certainty, that their research is bunk. Is it the J color for $4,082 or the G color for $5,500? High Fluorescence Means Hazy Diamonds
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Think you’re a Diamond Pro and can save 25%? When shopping, it is okay to ask to see the diamonds under UV and normal lighting, as well as inquire about how it may look when exposed to daylight.Buy fluorescent diamonds from a reputable retailer with a GIA certificate to ensure they’re high-quality.When shopping for fluorescent diamonds at a jeweler, always check into the retailer’s return policy- just in case.Faint fluorescence of a diamond can actually save you money without having to miss out on brilliance.Strong blue does not necessarily mean there will be a negative effect on the diamond’s overall color and appearance.Fluorescence can often improve the color of the diamond.It is up to your own tastes to determine if the fluorescence of the diamond is good or bad.When we talk about the fluorescence of a diamond, we are referring to the glow it has when it is exposed to ultra-violet light, and when it exhibits a blue color it appears higher in color than its true body color. If you’ve done your homework and googled diamond fluorescence, then you might have read about a certain GIA study claiming that even strong blue is almost always entirely imperceptible to the average diamond consumer.įluorescence in reference to diamonds still remains to be a widely misunderstood concept. But the fact is, most diamonds exhibiting Strong Blue Fluorescence appear slightly to severely hazy in regular lighting conditions. HaIf the diamond only glows when exposed to ultra-violet light, then it should naturally only matter if you are someone who spends their days in dark rooms with black light lamps. Should I buy a diamond that exhibits fluorescence? Hesitations Regarding Fluorescence in Diamonds
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In this guide, we share how to evaluate fluorescence in diamonds. In the same way, some diamonds fluoresce when they’re under UV light.ĭepending on the diamond, fluorescence can either improve the diamond’s color or make it appear hazy. So if you’re wondering why do some diamonds glow under a uv light, think about how u ltra-violet light makes your whites look whiter and your blacklight posters glow. The GIA grades fluorescence in diamonds as None, Faint, Medium, Strong and Very Strong. 99% of the time, the glow is blue, but on rare occasions, diamonds glow white, yellow, green, or even red in color. When exposed to uv light, there will be a diamond glowing different colors. You will see a glow in 30% of diamonds under a uv light. What is Diamond Fluorescence?įluorescence in diamonds is the glow you might see when the diamond is under ultra-violet (UV) light (i.e. We’ll try to walk you through diamond fluorescence and get to the bottom of it. Who is telling the truth? Who is right? Truthfully, both can be right and both could be wrong.
What does it mean? Some jewelers tell you its a good thing, some tell you its terrible. So you’re looking to buy a diamond and you start hearing the word fluorescence thrown around. Buying through links on our site may earn us commissions.
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