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Ships within 48 hours · Estimated delivery Sep 6 - Sep 11
This tester is intended for colorless gemstones only:
For comparative observations & spectral examinations
The Presidium Dial Gem Gauge (PDG) is the ultimate measurement tool for professionals who demand precision and efficiency
UNINI branded
This state-of-the-art digital analyzer is patented and engineered for high performance
Gem Refractometer Economical (CN) Diamond Boxes This tester is intended forGem Refractometer is a precision optical instrument, it works on Total Internal Reflection Principles. By measuring refractive index, the user can distinguish and identify varieties of gems. It has high hardness glass test table, with very low dispersion and the shadow edge is straight and clear. Scale range is 1. 35 1. 8 and has an easy to clean stainless steel table. Comes with external light source. Features : Exclusively designed to measure
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