This is a original cased Imperial World War 1 Prussian Observer Officers Badge (Abzeichen für Beobachtungs-Offiziere). The Imperial Observer Officers Badge was originally introduced o 27 january 1914 by 'Kaiser Wilhelm'. This two-piece construction badge is a nice example made of silver, it's '800' silver marked. The badge is nicely maker marked by the company of 'C.E. Juncker' from Berlin, this is the so-called type 1. The badge shows very nice & pronounced detail overall, the enamel plate is a bit loosely attached and the enamel is showing small surface scratching caused by usage and wear, see close up photos. The badge has naturally a functional pin & catch construction. The badge comes in it's original period privately purchased type case as found together. The case is in good condition with some normal usage to the corners. Desirable original set in good used condition!