here a a couple of normal examples:

A specified period of service is not required either as qualifying service or for the posthumous award of the NATO MSM to personnel killed

The lower limb of the medal is engraved with the year of issue and subsequent awards are denoted by adding a 2nd award bar to the ribbon

Presented ready for mounting or display

The King George VI issue remains one of the most historically significant versions of the decoration due to its association with the Second World War and the rapid expansion of military aviation during the period

Vimiea Clasp World War 2 here a a couple ofVimiea Clasp Full Size Clasp