As left photo, when you turn on diamond tester pencil, if Moissanite button lights up, it means moissanite, otherwise, it means not real moissanite.
It is much easier and convenient.
2: Send stones or finished jewelry to lab.
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Moissanite
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Cubic Zirconia
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Hardness/Durability
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9.25 Mohs
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8.0 Mohs
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Reaction to Dirt
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Resist to dirt
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Easily lose its sparkle
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Value
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20-25 USD/Ct
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Few cents /Ct
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Refractive Index
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2.65
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2.15-2.18
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Color and Clarity
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Rarely compeletly white
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Flawless
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Chemical Component
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Silicon and Carbon
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Zirconium Oxide
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