GemSociety

The International Gem Society (IGS) is a premier online resource dedicated to the art and science of gemology. With over 25 years of expertise, IGS offers valuable support for gem enthusiasts, jewelers, and aspiring gemologists through a range of educational resources and community engagement. Their comprehensive Learning Center covers essential topics such as gem identification, treatment, valuation, and grading, ensuring members are well-informed.

IGS features an extensive collection of tools and services, including expert buying guides for diamonds and gemstones, detailed articles on the four Cs of diamonds—color, clarity, cut, and carat—alongside insightful advice on sourcing and purchasing. They also maintain a Gemstone Encyclopedia and a searchable gem photo gallery with thousands of images.

For those seeking hands-on experience, IGS provides courses, including professional gemologist certification and specialized diamond training. Whether you're buying your first diamond or delving into gemology as a profession, IGS is your go-to destination for education, resources, and community connections in the world of gems.