German WWII HJ Membership Diamond-This is a pin back HJ diamond in enamel. It is produced in tombak. The enamel is intact with beautiful coloring. This is in very good condition, with minimal scuffing.The reverse has a functioning pin, and the silver finish is nearly fully intact.The reverse is nicely marked with RZM M1\90 for the maker Apreck & Vrage of Leipzig. This is a high-quality pin.