IRISH FREE STATE. POILINI ATHA CLIATH (DUBLIN POLICE), 1922-1925 PATTERN STATION SERGEANT'S CLOTH ARM BADGE, comprising three castles embroidered in white within a white embroidered circlet on an oval black padded felt background, 2.7 inches x 2.35 inches (7.5 x 6 cm) (vertical) approx. Unissued condition, virtually as made.
This pattern of badge was withdrawn in 1925 following the amalgamation of the Poilini Atha Cliath with the Garda Siocana. The pre-1922 Dublin Metropolitan Police sergeant's pattern arm badge had a king's crown above the three castles.