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Many people have been asking themselves, is a fluorescence diamond bad? The answer is a complicated one. While some jewelers consider diamond fluorescence a sign of a beautiful stone, others say that it's an indicator of a poor diamond. But the truth is that both sides are right. In this article, we'll explore the pros and cons of fluorescence, and why it affects the value of diamonds.

what is diamond fluorescence

Fluorescence in a diamond can affect its color, and in some cases, it can make the stone appear hazy and milky. Although most people opt to avoid diamonds with fluorescence, there are those who prefer the blue hue. These individuals can find a diamond with a bluish hue and compare it to one with a clear white color. However, the GIA research reveals that diamonds with fluorescence in D-F color aren't necessarily bad.

In GIA grading reports, a section dedicated to diamond fluorescence contains a color scale. There are five different degrees of fluorescence - none, slight, moderate, strong, and severe. If a diamond doesn't have fluorescence, it is categorized as "none." While faint fluorescence in a diamond can be a negative sign, it can actually complement its clarity, making it appear colorless.

The strong fluorescence in diamonds causes a cloudy or milky appearance under UV light. Diamonds with strong fluorescence are also highly likely to be cloudy or milky. However, these diamonds are still good for a ring, but you should be cautious and check out the diamond's fluorescence under natural sunlight before buying it. When you find a fluorescence, make sure you view it under natural light to ensure the color is in proportion.

Depending on the quality of the diamond, a high-graded diamond with no fluorescence will be more valuable than one with little to no fluorescence. Although diamonds with minimal fluorescence will always receive a None grade, faint fluorescence will only have a minimal negative impact on the visual nature of the stone. So, don't be afraid of fluorescence - it's not bad and can make a diamond look stunning.

The degree of fluorescence in a diamond is listed on the grading report. A diamond with weak to medium fluorescence will appear milky or cloudy to the naked eye, while a diamond with strong fluorescence will glow brightly under UV light. In general, about ten percent of diamonds have some level of fluorescence, but a high level of fluorescence is always a sign of poor quality.

A high-quality diamond with white or yellow shades will look great in daylight. The presence of blue fluorescence can be considered a good thing. It reduces a diamond's yellow tint and creates an illusion of a whiter diamond. While it may not be a bad thing, a high-quality fluorescence can be distracting. Whether you choose a diamond with a white or yellow hue depends on your personal preferences.