Union Street Jewelers & Diamond Brokers of San Francisco

Welcome to Union Street Jewelers!

Come visit us for a superior shopping experience, expert guidance & craftsmanship and to learn about the full set of services we offer, including jewelry Appraisals, Repairs and Insurance.

Finding or creating jewelry for customers at the best price is our goal; we have proudly served customers with a global inventory of GIA certified diamonds and jewelry at brokerage+ prices since 1979.

As a Diamond Brokerage, we can help you sell, consign or upgrade your GIA diamonds, stones, jewelry and gold at unbeatable prices; we offer a full set of expert services including appraisals, repair, polishing and sizing.  You may return items purchased within 15 days in original condition for a full refund. Rings purchased from us come with a lifetime warranty!

Come visit us in San Francisco or in our Los Altos store, Diamond Brokers of Los Altos.