A pair of 1940s Polish metal breast badges of Warsaw ghetto police. Hexagonal badges with Magen David, inscriptions Ordnungsdienst Sluzba Porzadkowe, JRW RZW. Both items have embossed hallmarks RZM 05-10 on the backside. The bigger badge has a pin backing, the smaller has a stud back. The Warsaw Ghetto was the largest of the Nazi ghettos during World War II and the Holocaust. It was established in November 1940 and demolished in May 1943. World War II Historical Collectables And Memorabilia, Holocaust, Badges And Medals, Exonumia.