About GIA Instruments
Quality gemmological instruments for more than 75 years.
GIA instruments works hand-in-hand with GIA’s laboratory, education and research teams, as well as the jewellery trade to develop the instrumentation you need to prepare you for the challenges of tomorrow. You can be assured of precise, problem-free operation and instruments that are styled to impress your customers.
Since the first GIA instrument was registered in the early 1930s, we've been building products that you can trust that put the power of knowledge on your side. They help you to buy, grade and appraise with increased accuracy. And give you a competitive edge.
GIA’s instrument developers and staff are jewellers, scientists, researchers, educators and engineers who insist on building the very finest equipment in the world of gemmology, metallurgy and jewellery. Everything that we offer has day-to-day practicality and utility that will profoundly benefit your bottom line.
For instance, GIA Instruments' microscopes are used to sell more diamonds and gemstones than any other scope in the western hemisphere. Because of their ease of use, versatility and reliability, the vast majority of professionals use our microscopes to share the intricacies of gemstones with their customers – and to close sales.
Visit the GIA Store to browse our selection of instruments and books and order directly online.
GIA DiamondCheck™GIA DiamondCheck™ examines colourless stones in the D-to-N range. It identifies untreated natural diamonds and refers others for further analysis.
For more information:
+1 800 421 8161
+1 760 603 4200