Enameled tombac, silvered back, 21x16 mm, 50 mm knurled pin, marked BSW (Brüder Schneider Wien), very light wear, a beauty from one of Austria's premier makers, near mint.
I am always
interested in buying whatever you have for sale
I can also sell your items on consignment email
me or call Dan at 262-781-1328 and describe what you have