Germany, Kriegsmarine. A Rare Austrian U-Boat Crewman’s Sleeve Insignia, with Stick Pin Miniature Republic of covered on both sides with

covered on both sides with glass

aided by dual magnetic metal clips

set against white enamel with red enamel top and bottoms presenting the inscription REPUBLICA DEL PERU on the obverse

From July 1916 to June 1918

maker marked "Hoffstätter Bonn"

Germany, Kriegsmarine. A Rare Austrian U-Boat Crewman’s Sleeve Insignia, with Stick Pin Miniature Republic of covered on both sides with(rmelabzeichen fr sterreichische U Boot Besatzungsmitglieder, mit Anstecknadel). Constructed of gilded and silvered zink, the obverse consisting of a faithful depiction of the Austro Hungarian U Boat War Badge in the form of a fouled anchor flanked by initials UB (UNTERSEEBOOT), affixed with all four reverse attachment prongs to a magnetic metal backplate with a dark navy blue wool backer indicating use on the Kriegsmarine uniform of identical colour,