Welcome to Jacob's Diamond & Estate Jewelry. Since 1984, Jacob's Diamond & Estate Jewelry has been engaged in the business of buying and selling better quality antique and estate jewelry at an exceptional value, in the heart of the jewelry district in downtown Los Angeles. The company takes great pride in maintaining the highest integrity standards along with excellent customer service before, during and after every transaction. The collection shown in this website is only a small sample of what we have in house. Our inventory changes on a daily basis. If you don't see what your heart desires, please, do ask us if we have it in stock or how we might assist in helping you find it. We specialize in vintage engagement rings, Art Deco, Edwardian and Victorian estate jewelry. We even carry a few select modern and contemporary pieces. Check us out.