Powder flask, steel, decorated with reeding and a cartouche of a bird, makers mark a swan, made in Germany or Italy? c1600?

Powder flask, steel, decorated with reeding and a cartouche of a bird, makers mark a swan, made in Germany or Italy? c1600?
Powder flask, steel, decorated with reeding and a cartouche of a bird, makers mark a swan, made in Germany or Italy? c1600?