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Gemstone Gemological Refractometer

Refractive Index is one of the most important optical parameters used to identify and authenticate polished precious and semi-precious gemstones. This..

$129.87 Ex Tax: $129.87

Refractometer for Gem Testing

Specification: Hard Cube Zirconia measuring prism. Scale range:1.35-1.85.Accuracy: ±0.003, High quality optical scratch proof glass. Aluminum a..

$285.00 Ex Tax: $285.00

Gem Refractometer sets

Accuracy: ±0.003 Measurement Range: 1.35-1.81RI High hardness CZ test prism By advanced optic system,shadow edge is straight and sharp,easy to ..

$253.00 Ex Tax: $253.00

Presidium Refractive Index Meter II

Reflectance tester for diamonds,moissanites and gemstones. Identifies diamonds,moissanites and gemstones via its Refractive Index (RI), 1.0000 to 3.0..

$310.00 Ex Tax: $310.00

Digital Gem Refractometer Gemstone Tool In Stock

Digital Gem Refractometer Gemstone Tool

Digital Gem Refractometer is a nice optical instrument which will give a reading of the refractive index of a clean, flat, well-polished facet to repr..

$318.00 Ex Tax: $318.00