Obverse
Portrait of the Queen Elizabeth II in the field of the coin.
Lettering: ELIZABETH II
AUSTRALIA 2013
IRB
Reverse
Platypus gilt.
Lettering: 20
SD
Extended information
Year
Denomination
Currency
Metal
Krause catalog
KM# 403D
Ruler
Weight
11.3 g.
Diameter
28.65
mm.
Alignment
Medal ↑↑
Shape
Round
Edge
Reeded