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  1. Presidium Instruments Gem Tester Ii (Pgt Ii) Diamond Selector 2 Plastic Portable

    1 Diamond Tester. Green indicator will be showed if the stone is a real diamond. Material: Plastic. 1 Testing Platform. 1 Manual.

    eBay

  2. Porfessional Loose Diamond Sorting Color Grade Tray Gemstone Size Guide Plate Grooved Gemological Tool Diamond Color Tester Tray

    Porfessional Loose Diamond Sorting Color Grade Tray Gemstone Size Guide Plate Grooved Gemological Tool Diamond Color Tester Tray

    Aliexpress UK

  3. Presidio Brands Presidium Instruments Gem Tester Ii (Pgt Ii) With Assisted Thermal Cal

  4. Presidium Gem Thermal Tester II/Coloured Stone Estimator Dial (PGT II) - TD53

    The new and Presidium PGT II / CSE is the only coloured gemstone thermal tester in the industry. It provides a quick and easy way to identify diamonds and separate common coloured gemstones from one another based on their thermal conductivity.

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  5. Presidium Diamond Mate Diamond Tester Verifier Battery Powered PDMT-A

    With the industry’s thinnest probe tip size of 0.6mm, PDMT tests diamonds as small as 0.02ct. Test results are instantly indicated by an LED light and continuous audible beep. Low battery indicator.

    eBay

  6. NEW PRESIDIUM Gem Tester II Colored Stone tester and Diamond Tester Moissanite

    THE ALL-NEW Presidium® Gem Tester II. WE ARE AN AUTHORIZED USA PRESIDIUM DISTRIBUTOR. The most trusted and sought-after colored gemstone tester has been. The industry's thinnest probe tip (0.6mm) for testing colored gemstones as small as 0.02ct.

    eBay

  7. Presidium Refractive Index Meter II (Prim II) Gemstone Diamond Moissanite Tester

    The PRIM II also works with new software that provides a database of more than 50 gemstones with their various properties and possible origins, and a program that enables the user to enter known properties of the gemstone such as color, S.G. value, hardness, etc to ascertain what possible gemstone it is from the database information.

    eBay

  8. Presidium Multi Tester III Diamond And Moissanite Gemstone Authenticator

    The Presidium Multi Tester III Diamond and Moissanite is a convenient all-in-one handheld instrument that instantly separates diamonds from moissanites and other diamond simulants, based on their thermal and electrical properties.

    eBay

  9. Presidium Gem Indicator PGI Tester Checker for 31 Types of Gemstones - TD5612

    Presidium Gem Indicator PGI. The Presidium Gem Indicator, the only handheld tester in the industry specifically for coloured gemstones, indicates up to 31 different types of coloured gems based on their thermal conductivity and even features a colour input function that allows users to select from a range of 12 common colours, thereby achieving more accurate results.

    eBay

  10. Presidium Digital Gem Indicator Tester For Coloured Gemstones PGI

    The Presidium Gem Indicator, the only handheld tester in the industry specifically for coloured gemstones, indicates up to 31 different types of coloured gems based on their thermal conductivity and even features a colour input function that allows users to select from a range of 12 common colours, thereby achieving more accurate results.

    eBay

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