Derco Fine jewelers

Diamonds and engagement rings. Derco Fine Jewelry is committed to providing top quality diamonds and jewelry at exceptional prices, with a dedication to service unsurpassed in the industry. Established in 1939 and headquartered in San Francisco since 1979, Derco has a loyal, discerning customer base centered in the Bay Area that extends across the country and throughout the world. Our strong customer support is a reflection of our dedicated staff of professional gemologists, goldsmiths and jewelers, many of whom have worked with us since our showroom opened in San Francisco over 30 years ago.