Rainbow Jewelry 1110 Fair Oaks Ave, South Pasadena, CA91030 Rainbow Jewelry sells watches and a variety of jewelry. It's an authorized Omega dealer, and stocks rings, pendants,…More earrings and bracelets featuring diamonds and other precious stones. Gold items make up a good portion of Rainbow's inventory as well. The selection varies. Regular customers will attest that each visit here is a fresh browsing experience. Rainbow Jewelry also provides watch repair and other jewelry maintenance services.