Learning Center

Synthetic Gemstones

Learn what a synthetic gemstone is and what the difference is between synthetics, treatments and imitations.

Lab-Grown Diamonds FAQ

Lab-grown diamonds are becoming popular options for engagement ring stones. Learn the truth about these gems in our FAQ and make your own informed…

Synthetic Opal Types

Distinguishing synthetic opal from a mined gem is a vital skill for opal dealers. Learn about five different types of lab-made opal and what they…

Are Man-Made Gemstones Real?

Get the insight of Jeff on all your questions and concerns about Gemstones. This “Just ask Jeff” article talks about the authenticity of man-made…

Ready to learn how to identify gems on your own?

Join our mailing list below to download a FREE gem ID checklist tutorial. See what’s inside…

• Discover the 17 practical steps to gemstone identification (even if you’re just getting started with gemology)

• Learn how you can use specific tools to gather data, make observations & arrive at an accurate ID

• Explore a range of gemological tests… not only will you get familiar with the process but also time-saving shortcuts!