Take Highway 99E to Red Bluff. Highway 99E becomes Antelope Blvd. Take Highway 99W north to Red Bluff. Highway 99W becomes Main Street. About Us Gaumer's Jewelry has been in business for over 40 years ( since 1967 ). Founded in partnership between Al and Mabel Gaumer and their son John and his wife Terry, the business has continued to grow with the addition of a third generation of jewelers and rock-hounds through Bill Gaumer. Gaumer's carries a great selection of fine gold and silver jewelry, original hand-crafted jewelry, semiprecious and precious stones, lapidary equipment and jewelry making supplies. The gift ware portion of the business offers books, coasters, vases, unique decorative items and beautiful hand-crafted jewelry boxes.