Germany, Kriegsmarine. A High Seas Fleet Badge, by Schwerin

(Flottenkriegsabzeichen). Constructed of gilded and silvered tombak, obverse depicts frontal battleship cutting through waves, within an oak leaf wreath, topped by Kriegsmarine-style German national eagle clutching a mobile swastika, reverse with a barrel hinge and vertical banjo-style pinback, marked with designer “Adolf Bock” and manufacturer “Schwerin, Berlin”, measuring 43.84 mm (w) x 57.01 (h), weighing 33.6 grams, evidence of attempt to grind off obverse swastika, otherwise in extremely fine condition.