






Jewelry Tools & Equipments Type
stone index testing machine
Brand Name
Presidium
Model Number
JTGERM003-1
Place of Origin
Singapore
Application
Gemological Tools
Feature
In-built 8-piece gemstone holder
Wide R.I Measurement Range: Measures a wide range of refractive index values from 1.000 to 3.000, allowing for the identification of a broader variety of gemstones.
In-Built Gemstone Holder: Includes an in-built 8-piece gemstone holder, providing convenience and stability during testing.
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