Obverse
Queen Elizabeth II
Lettering: ELIZABETH II AUSTRALIA 2021 50 CENTS JC
Reverse
Royal Aircraft Factory S.E.5A Biplane
Lettering: ROYAL AIRCRAFT FACTORY 1917 - 1928 S.E.5A 50 ROYAL AUSTRALIAN AIR FORCE CENTENARY
Extended information
Year
Denomination
Currency
Metal
Copper-Nickel
Ruler
Weight
15.6 g.
Diameter
31.5
mm.
Thickness
3 mm.
Alignment
Medal ↑↑
Shape
12-sided
Edge
Plain