About GIA Instruments

Patent Pending. GIA Item Number: 220000.
The GIA iD100® is GIA’s latest innovation in instruments. This sophisticated and easy-to-operate desktop instrument combines advanced spectroscopic technology with GIA’s 60 years of diamond and gemstone identification research to distinguish natural diamonds from laboratory-grown (HPHT and CVD) diamonds and diamond simulants. 

Quality gemological instruments for more than 85 years

GIA Instruments works hand-in-hand with GIA’s laboratory, education and research teams, as well as the jewelry 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 styled to impress your customers.

Since the first GIA instrument was registered in the early 1930's, we've been building products you can trust that put the power of knowledge on your side. They help you buy, grade, and appraise with increased accuracy. And give you a competitive edge.

GIA’s instrument developers and staff are jewelers, scientists, researchers, educators, and engineers who insist on building the very finest equipment in the world of gemology, metallurgy and jewelry. Everything we offer has the day-to-day practicality and utility to 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. With 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 close sales.

Visit the GIA Store to browse our selection of instruments and books and order directly online.