Retractable thermoelectric probe tip for enhanced accuracy that ensures constant pressure between probe and gemstone Industry's thinnest probe tip (0.6mm) for testing diamonds as small as 0.02ct Metal alert buzzer to ensure that probe tip is in contact with stone during testing No waiting time between tests Clear and easy-to-read LED display Rechargeable batteries Low battery indicator Low battery consumption Benefits Verifies authenticity of diamonds instantly Tests both polished and unpolished gemstones Tests diamonds as small as 0.02ct Consistent and reliable results every time No waiting time between tests Clear and visible display for ease of reading measurements Simple and easy to use Light and portable for convenience Comes with protective carrying case Brand: Presidium Type: Diamond Tester Brand: Presidium Type: Diamond Tester.
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