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Jeanne Katsuro
Certified GIA Gemologist
Owner of Classic Rock 

About the Classic Rock
Custom & Designer Jewelry Store


As one of the leading fine jewelry stores in the Silicon Valley–San Francisco Bay Area, Classic Rock Custom & Designer Jewelry in San Jose has built its sterling reputation based on trust, integrity, knowledge and education. We’ve set ourselves apart by providing gracious personalized service that makes buying a diamond engagement ring, or any other piece of fine jewelry, a happy and memorable experience

Come see and discover the difference at the Classic Rock. Join Jeanne and her friendly staff in a Free one-on-one Diamond, Colored Gemstone or Pearl class. Jeanne offers more than 40 years of experience as diamond expert, gemologist and jeweler. As a graduate from the University of Texas and the Gemological Institute of America, she will teach you about color, clarity cut and carat weight of the diamond, and leave you feeling confident about your purchase.