Size box: 12x7.5cm./4.7x2.9inch.
Size medal: 4cm./1.57inch.
Weight: 89gr./3.13oz.
 
Medal made in Hungary. This is a "Public Security Medal, Class II" awarded by the Peoples Republic of Hungary. The recipient would have been a police officer of the Interior Ministry, which included everyday cops, for twenty years of service without any major discipline. Bronze and gold classes also exist.