Silicon Valley Diamond & Jewelry Buyers

Trusted buyer of diamonds, gold and fine estate jewelry since 1912. 4th generation family owned business.

Established in 1912.
Family owned and operated for four generations and building on over 100 years of San Francisco tradition, 66mint Fine Estate Jewelry is pleased to announce the opening of our new office on Sand Hill Road where we offer our jewelry purchasing and estate liquidation services. Father/Son managing partners, Joseph and Marcus Chait, operate the new purchasing suite under the name Silicon Valley Diamond & Jewelry Buyers. The Chaits have resided in Menlo Park since the early 1970’s and they are thrilled to finally bring their jewelry purchasing expertise to their Peninsula neighbors while continuing to run their San Francisco office which has been in the family since 1952.

Joseph and Marcus C.
Business Owner
Father and Son, 3rd and 4th generation business owners. Menlo Park residents since 1977. Graduate Diamond Graders from The Gemological Institute of America.