The crossword solutions for the term SETTING FILLER are GEM and JEWEL. A GEM is a precious or semi-precious stone, such as a diamond, ruby, sapphire, or emerald, that is cut and polished for use in jewelry. Jewelry settings are the components used to secure and display gems in jewelry pieces. Setting filler is a type of jewelry setting that uses small stones to fill in the gaps between larger stones. These smaller stones are usually of a lower quality than the main stones, but they still add sparkle and beauty to the piece.