The Rangger Goldsmith Studio provides a service point for repair works of any kind. Pieces of jewellery are cleaned, checked and repaired. Ring widths are changed, necklaces shortened or prolonged, and soldering is carried out. Pearl necklaces and gem necklaces are cleaned, maintained and newly assembled. The maintenance of gemstone necklaces also includes grind-in works and mounting works besides cleaning and maintenance. Furthermore, the Rangger Goldsmith Studio offers the change of watch batteries and watch bracelets. Repair and cleaning works for watches are carried out by master watchmakers.