How do I know if I have cubic zirconia or moissanite?

Moissanite's dispersion of light is 58% greater than a CZ. Therefore, Moissanite emits more fire, or flashes of rainbow light, than CZ. The luster of Moissanite is 50% higher than that of CZ. The higher the luster, the greater the amount of light reflected from the suface of the gemstone.
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How can you tell the difference between cubic and moissanite?

First, moissanite has more fire and brilliance than cubic zirconia. This is due to the double refraction of the light that passes through moissanite. Moissanite also has a broader color range than cubic zirconia. There are three different varieties of moissanite that range in color from near colorless to off white.
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How do I know if my ring is moissanite?

The most effective way to tell Moissanite apart from a diamond is to use a loupe to look through the top, or the crown, of the jewel at an angle. You will see two slightly blurred lines that indicates a double refraction, an inherent quality of Moissanite. Double refraction is easier to see in some shapes than others.
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Does a cubic zirconia look like a moissanite?

Cubic zirconia has a refractive index of 2.15, giving them plenty of brilliance under lights, but not to the same degree as diamonds and moissanite. Unfortunately, the minimal sparkle makes CZs look glassy. It's especially noticeable if they're sitting next to brilliant diamonds and moissanite.
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How can you tell if you have a cubic zirconia?

Place the gemstones in a glass of water and watch. If it floats, then it is probably a fake stone. Real diamonds will sink to the bottom of the glass, while cubic zirconia will float to the surface.
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Moissanite vs Cubic zirconia



Does cubic zirconia glow under black light?

How to confirm if the stone is a CZ? Fluorescent test using a regular UV light source will help to distinguish Natural Diamond vs CZ. Cubic Zirconia will not fluoresce unlike Natural Diamonds Fluoresce of about 25% to 30%.
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Can you visually tell the difference between cubic zirconia and diamond?

If you visit any jewellery shop and find it difficult to differentiate between these stones, you should observe them in the brightest light. You will see that the diamond has white or silvery sparkles only. However, cubic zirconia will give out colourful sparkles such as red, yellow or blue.
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Can a jeweler identify moissanite?

Using a jeweler's loupe for magnification, moissanite can be identified by the doubling of junction facets. In layman's terms, facets are flat surfaces cut into gemstones in order to best reflect light, and facet junctions are where these surfaces meet.
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Can you test a moissanite diamond?

Moissanite is a manmade stone that looks like diamond. Its significance is that it tests as 'diamond' on standard diamond testers. Therefore, if you have a low-cost diamond-only, you will also need a Moissanite tester (though it's far simpler to get a 'Multi' tester that tests for both).
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Can the average person tell moissanite from diamond?

Most people cannot tell the difference between moissanite and diamonds. The GIA has even stated that moissanite is “much closer to diamond in overall appearance and heft than any previous diamond imitation.”
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Do moissanite sparkle as much as diamonds?

In general, moissanite may have more brilliance than a diamond. “It has more fire and brilliance than any other gemstone, meaning it has more sparkle,” reveals O'Connell. “Because moissanite is double refractive, it is cut differently than diamonds to enhance the sparkle.”
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Does moissanite sparkle like a diamond?

It's durable, affordable, and has a colorful disco-ball effect due to its double refractive index. Technically speaking, Moissanite is a diamond simulant. This means it simulates the look and sparkle of a diamond.
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Does moissanite glow under a blacklight?

To his amazement he found that any UV light worked. Moissanite testers that don't work on some 'difficult' Moissanites work perfectly when the stone is exposed to UV light. If you are buying a Moissanite tester, buy a UV light too, they really are not expensive.
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Which is cheaper cubic zirconia or moissanite?

One carat of a Moissanite stone can sell for $350-$400, while the same size of Cubic Zirconia is about $40. The price of the Moissanite, as you see, while lower than that of a diamond, is much greater than that of CZ. It comes from natural materials that are very rare, even if it needs to be lab-created.
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Does cubic zirconia turn green?

Does Cubic Zirconia Turn Green? The stone itself won't turn green, but if it is set in a cheap metal like copper, the metal can turn your skin green.
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Can cubic zirconia scratch moissanite?

CZ is too soft

Therefore, Moissanite is 219% harder. Because CZ scratches easily, it can lose its surface luster after just a few months or years with regular wear.
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Can you pawn moissanite?

Yes. Pawn shops will purchase nearly anything they're confident they will be able to sell with profit. They're middlemen in they'll sell your Moissanite jewelry to a buyer.
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Is there a certificate for moissanite?

Our moissanites are similarly certified through GRA (Gemological Research Association), which each moissanite graded for its 4C's similar to diamonds, so you can be confident that your stone is certified one of a kind. Moissanites certificates can be requested with your order.
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Why is my diamond testing as moissanite?

For example, moissanite, a man made gem, may pass as a diamond on a standard tester pen. This is because moissanite also has very high thermal conductivity! Other diamond simulants, such as CZ, will not pass the tester. So, it's important to use multiple tests to confirm your stone!
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What is the downside of moissanite?

They're Way Too Shiny. Moissanite has a crazy amount of sparkle. Its refractive index is higher than a natural diamond's, producing more shine and a special kind of fiery rainbow brilliance. While some people go crazy for these sparkles, others turn up their noses at them.
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What sparkles more diamond or cubic zirconia?

Diamond – Refractive Index (RI) Diamonds and CZ have a refractive index reflecting how much light bends as it passes through the stone. The CZ has a 2.15 to 2.18 RI, while diamonds have a 2.42 rating. The diamond has more brilliance because it reflects more light to the eye.
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Do cubic zirconia lose their sparkle?

Cubic zirconia is a popular diamond alternative. It's affordable, conflict-free, and looks just like a real diamond. The drawbacks are the lack of durability-with daily use, it will lose its shine and sparkle within a few years.
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How can you tell if a diamond is real with a flashlight?

By holding a diamond close to a source of light, such as a flashlight, you can tell whether or not it's real. Watch closely for the shimmers of light that shine from the stone. A real diamond will reflect light easily, and provide you with a disco ball or rainbow-like display.
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Does cubic zirconia shine rainbow?

Most synthetic diamonds look too good to be true all due to their extreme brilliance. Does your stone look really bright with lots of rainbow reflected colors? If so, it's most likely cubic zirconia.
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What color does cubic zirconia reflect?

If you turn both a diamond and a CZ upside down, the bottom of a diamond will give off the entire rainbow of color reflections, whereas CZs usually have more exclusively orange and blue flashes. This is because cubic zirconias and diamonds have different refractive indexes.
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