Sam by Presidium Gloves and Gowns GemOro sets the standard for

GemOro sets the standard for protection against diamond simulant fraud

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A practical guide for buying gold and platinum jewellery that covers quality

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Leatherette Interchangeable Neck Inserts

Sam by Presidium Gloves and Gowns GemOro sets the standard forDeveloped by Presidium to identify diamonds against a wider range of moissanites, including the new Low Conductivity Moissanite made from various countries, and other diamond simulants through its highly sensitive thermoelectrical probe tip. Adaptor not included. Sam is the latest technological advancement in handheld diamond & moissanite testers by Presidium that reliably and accurately verifies the authenticity of colorless diamonds, as small as 0.