The designer of the medal was Nathan Karp. The original medal is a
silver disc of 39 mm diameter and weight 25 gr., showing a stylized
candelabra and the emblem of the Prison Service between two olive
branches. The medals were first minted by Kretschmer of Jerusalem
and issued by the Israel Government Coins and Medals Corporation, in
medal without silver mark but with serial number (here covered).
Clasp: Dimensions 45.2 x 14 mm. Silver mark 925 on the lower right
Ribbon: blue with two thin red stripes, width 40 mm.