Obverse
Elizabeth II facing right (6th crowned portrait)
Lettering: ELIZABETH II
AUSTRALIA 2019
JC
Reverse
Platypus
Lettering: 20
SD
Extended information
Denomination
Currency
Metal
Copper-Nickel
Ruler
Weight
11.3 g.
Diameter
28.7
mm.
Thickness
2.5 mm.
Alignment
Medal ↑↑
Shape
Round
Edge
Reeded