Very nice, classic mug with superimposed two eagles.
The product of a well-known Warsaw goldsmith - Knedler, marked on the bottom with his namesake IK, a hallmark for .800 silver from the Warsaw Assay Office from the period 1921-1931.
Patina, tarnish.
Preservation condition of the item very good.
Silver .800, base diameter 34 mm, pour diameter 51 mm, height 81 mm, total product weight 75.91 g.