Colored gemstones are mystifying and beautiful, each with their different characteristics and colors. Classic Rock takes pride in providing you with top gem, very fine, and fine colored gemstones. They will all exhibit maximum brilliance and deepest saturation of color per category. You can use these gemstones for gemstone collections, extremely fine, and very high quality jewelry. Some commercial qualities are also available.

Call for a free colored gemstone class to learn more about each gemstone.
These classes will teach you about the specific distinguishing
characteristics of each stone and describe to you how to choose the best.

We believe that education is important!

We encourage you to come to The Classic Rock in San Jose, California for your personal education. You will receive training with gemological equipment and a microscope. The classes are complimentary, one-hour courses. We offer these courses as a courtesy to you, our customer. Please call to make an appointment. We look forward to meeting you!