Gemology Testers

These gemology testers are a great addition to the workbenches of any gemologist, jeweler, or hobbyist jeweler. Determine stone type and separate genuine stones from synthetics with the use of Esslinger & Co's quality gemological testers.   We carry polariscopes, refractometers, diamond testers, Chelsea filters, refractive index liquids, and more. These gemologist’s tools are handy for any gemologist, jeweler, appraiser, or business who plan on buying jewelry and needs to know whether the gemstones they’re purchasing are the real thing or not.

Click Here to Learn How to Identify Gemstones