Silver brooch with jasper - Sweden 1956

A fine silver brooch with green-orange freckled jasper - Sweden, made 1956 (which can be seen at the satmp 'H9' which stands for the year). Silver 830 which is Swedish standard. Several stamps on the reverse, e.g. KF which could be the initials of the designer/ manufacturer. Length 4.7 cm/ 1.8'. Needle on the reverse dull, apart from this in very good condition.