Presidium Gem Tester


G0082 Gem Tester

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SKU: G0082 Category:

Presidium Gem Tester:

Need a Gem Tester? Do you need to know if your precious stone is a Diamond? Ruby or Garnet? Sapphire or Tanzanite? Emerald or Jadeite? The PRESIDIUM GEM TESTER PROVIDES THE ANSWERS! Provides a quick- easy- laboratory proven way to identify diamonds and separate the most popular colored gem stones from one another. This valuable tool can eliminate human error when identifying precious gems. The Presidium Gem Testers accurate performance is based on the fact that different gem stones conduct heat at different rates. Simply touch the Gem Tester’s sophisticated thermoelectric probe to the surface of any mounted or loose stone and the specially calibrated dial will show you the relative heat conductivity of the material.


Testers have been subjected to thorough and extensive laboratory tests, and will generally give a clear and reliable reading of the stone, gemstone, gold or diamonds being tested under proper use. However, you are advised to conduct further supporting tests.. Cape Watch Tools & Jewellery Supplies shall not be responsible for any damage or loss resulting from the use of testers or handbook, and under no circumstances shall we or its manufacturer or any of its subsidiaries, licensors, distributors, reseller, servant and/or agent be liable for any direct or indirect damages, resulting from the use of this testerDealing in diamonds and gemstones requires a minimum qualification of which attainable though various  appointed institutions   ( 

Weight 1250 kg




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Presidium Gem Tester - Checking Functionality of Instrument