The Atlantic Star was awarded to British and Commonwealth service personnel who served in the Battle of the Atlantic during the Second World War — the longest continuous military campaign of the conflict

Official MoD licensing guaranteeing authenticity and historical accuracy

recipients must first have earned the 1939–1945 Star

and formerly of other Commonwealth countries

Around the edge appears the inscription:

Accumulated Campaign Service Post 2011 Miniature Medal Version:CIIIR King Charles III The Atlantic Star was awardedThe Accumulated Campaign Service Medal or ACSM was awarded for accumulated campaign service totaling 720 days. This medal replaced the ACSM. Bars are awarded for each additional period of 720 days. The following medals count towards the award: CSM 1962 2007 with clasps Northern Ireland 14th August 1969 31st July 2007, Dhofar 1st October 1969 30th September 1976, Lebanon 7th February 1983 9th March 1984, Mine Clearance Gulf of Suez 15th August 1984