■ Obverse : G C S B / TE TARI WHAKAMAU IRIRANGI (maori : Office of Efficient Radio ?) … in centre : 3 rings around map of New Zealand ( see notes )

■ Reverse : FOR THE SECURITY OF / NEW ZEALAND … in centre : flag of New Zealand

■ Dimensions : 40.1 mm … ■ Weight : 32.1 g

■ Materials : polished silver finish … with green, blue, red and white enamel

■ NB : GCSB = Government Communications Security Bureau … one of three departments along with the New Zealand Security Intelligence Service (NZSIS) and the National Assessments Bureau (NAB) that report directly to the Department of the Prime Minister and Cabinet (DPMC)