GIA INSTRUMENTS
Harness the power of knowledge with the industry-leading instruments that GIA uses in its grading laboratories. Representing more than 85 years of research and the combined expertise of GIA’s laboratory, education and research divisions, these instruments will help you buy, grade and appraise gemstones and jewelry with unrivaled accuracy and confidence.
CREATING TRUST THROUGH TRANSPARENCY
GIA instruments have been deepening industry knowledge of gemstones and helping build consumer trust since the 1930s.
Scientists, gemologists and engineers inspire, develop and perfect the tools we offer.
Our instruments help retailers keep pace with new gem materials coming onto the market.
We use the instruments we sell—in our grading laboratories, in our classrooms.
We design our instruments to withstand the rigors of daily use.
Explore our selection of industry-leading instruments.
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