Obverse
Queen Elizabeth II
Lettering: ELIZABETH II AUSTRALIA 2021 1 DOLLAR
Reverse
A colourized birthday cake
Lettering: HAPPY BIRTHDAY P
Extended information
Year
Denomination
Currency
Metal
Aluminum-Bronze
Ruler
Weight
13.5 g.
Diameter
30.7
mm.
Thickness
3.4 mm.
Alignment
Medal ↑↑
Shape
Round
Edge
Reeded