San Francisco's Largest Jewelry Loan Company View Website Buy, sell or loan jewelry Large selection Jewelry collateral loans With our history in this city and our emphasis on jewelry, we have earned our premier status as the leader in jewelry related collateral loans, and other related services. We have been a fixture in this city since 1912. Whether you are looking to buy, sell, or make a loan on a piece of jewelry or fine art, let our GIA trained staff assist you. If we can't help you we will try to at least point you in the right direction. We always have a large selection of loose diamonds, colored stones, and finished jewelry. No jewelry is beyond our understanding, and no loan is too large. Please visit our website for more detailed information.