Italy WW2 era Italian Naval 24mm Gilt Brass Button - F. G. Bollani Vimercate
A single large, fixed shank gilt brass 24mm Button to the Italian Navy.
Some wear and polishing to front, otherwise detail is there.
To back is a brass backing plate with brass fixed shank, original, though moves side to side.
Maker marked to "F. G. Bollani Vimercate".