Depending on the size, it is a tobacco or snuff box, engraved hunting scene .
Town mark of Amsterdam, year letter S for 1801
Crowned Dutch lion rampant, the province of Holland standard mark for silver 934/1000.
Maker's mark, a dog running to the right. This mark was used by Jacob Willem van Eijssen, registered in Amsterdam 1783-1807. Jacob Willem was born in 1765, reformed, son of Hermanus Perizonis van Eijssen and Jacoba Geelkerken.
He became a registered silversmith in 1783. In 1790 he married Maria Petronella Geurts, she died 12 June 1799. He remarried the same year with Catharina Swierink.
He was a shopkeeper and made small silver items.
Partner of his father ( registered 1762-1801), and brother-in-law of Abraham Jacobus Geurts ( registered 1787-1827). In 1807 Jacob Willem van Eijssen passed away.
Peter.
Source; K.A. Citroen, Amsterdamse zilversmeden en hun merken