San Francisco Provident now works by appointment only, purchasing from our 66mint Fine Estate Jewelry office located on Mint Plaza.

To schedule an appointment, please call (415) 982-4402 or email us at [email protected]


 Should you wish to work with us out of our Menlo Park office, Silicon Valley Diamond & Jewelry Buyers is conveniently located on Sand Hill Road just off Highway 280. To make an appointment in our Menlo Park office, please call (650) 850-1650 or email [email protected]

To shop our online jewelry collection, please visit



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