At Classic Rock Customer & Designer Jewelry, we help customers throughout the Silicon Valley and San Francisco Bay Area find colored gemstones of exquisite quality. Whether you’re interested in a colored diamond, ruby, emerald, sapphire, tanzanite—or a rare and unusual gem—we can help you locate one of lasting beauty and value.

Unique to the Classic Rock is the concave cut colored gemstone—a rare and unusual cut that you’ll only see upon special request. Designed by an award-winning gemstone cutter, his specialty gemstone cuts are showcased in the Smithsonian Institute. He has been honored with more than 140 national gem-cutting and jewelry design awards.