Australian 20 Cents "Platypus- Elizabeth II 2nd portrait - Planchet Error" 1981

Australia 20 Cents (Platypus- Elizabeth II 2nd portrait - Planchet Error) ELIZABETH II AUSTRALIA 1981 coin obverse
Australia 20 Cents (Platypus- Elizabeth II 2nd portrait - Planchet Error) 20 SD coin reverse

Obverse
2nd portrait of Queen Elizabeth II facing right.
Lettering: ELIZABETH II AUSTRALIA 1981

Reverse
Platypus (Ornithorhynchus anatinus) and the numeral "20"
Lettering: 20 SD

Extended information
Year
Denomination
Currency
Metal
Copper-Nickel
Weight
8.4 g.
Diameter
28 mm.
Alignment
Medal ↑↑
Shape
Irregular
Edge
Plain
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Year
Mintage
Prices per year/grade
Prices per year/grade
1981  Planchet Error (8 Known to Exist)
Mintage 8
Value
-
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