Silver Panzer Assault Badge with Number Box 50. Type C.E. Juncker, Berlin

Zinc based and, apart from having several repairs to the wreath on the reverse, in a good, worn condition with lots of the silver plate still present and some patina. The tank with most of the dark oxidised finish and attached to the wreath with two typical rivets that are visable on the obverse.
Not marked but a known variation that has been attributed to the company of C.E. Juncker, Berlin. Siehe Philippe de Bock, The German Panzer Assault Badge.
Very difficult to find.