Features Presidium? Gem Tester II The most trusted and sought-after colored gemstone tester has been redesigned with the user in mind to be more ...
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Description The world’s first diamond and moissanite tester with a replaceable tip, and a micro probe tip available separately. This feature of cha...
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Features The Presidium Moissanite Tester II PMT2 measures the electrical conductivity of the gemstones directly, determining if the gemstone is a ...
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Description The Presidium Multi Tester III (PMuT III) is the all-in-one instrument that reliably and accurately verifies the authenticity of colorl...
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Pocket-sized instrument that instantly verifies the authenticity of diamonds based on their thermal properties. Verifies authenticity of diamonds ...
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