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Australian Decimal Upsets

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A number of Australian decimal upsets are known, with some well-known examples. There are no doubt others: many more upsets have been reported but not confirmed.

1c

  • 1966 Melbourne
  • 1968
  • 1982

5c

  • 1966 London (very rare)
  • 1979
  • 1993
  • 1996

10c

  • 1966 London (scarce)
  • 2006

20c

  • 2000
  • 2001 Platypus (scarce)
  • 2004
  • 2013
  • 2014

50c

  • 1966
  • 1993 (rotated 30 degrees)
  • 2006 Coat of Arms (very rare - rotated 180 degrees)
  • 2010 Coat of Arms (scarce - rotated 30 degrees)
  • 2014 AITSIS (30 degrees)

$1

  • 1985
  • 1996 (rare)
  • 1999
  • 2001 Centenary of Federation (scarce - all orientations)
  • 2002 Outback
  • 2005 Mob of Roos
  • 2006 Mob of Roos

$2

  • 1995
  • 2021