Hertz silver Heavy case

Bernhard Hertz silver, heavy case that is gilded on the inside. Hallmarked "B.H. 830S". Bernhard Hertz was a silversmith in Copenhagen from 1899 and the business stopped in 2007. Meausures 9.0 by 7.8 cm. There is an engraving on the inside: "24. April 1949." Please see the picture. Otherwise, it is in excellent condition.