Twenty Cents 2002, Coin from Australia - detailed information

Crowned mature head of Queen Elizabeth II facing right (effigy known as the "Fourth Portrait"). The Queen wears the "Girls of Great Britain and Ireland" diamond tiara, a wedding gift from Queen Mary (Her Majesty's grandmother) in 1947 - which she also has on the Machin and the Gottwald portraits.

In tiny letters below the head, the artist's initials IRB (for Ian Rank-Broadley).

Around the effigy is the monarch's legend and the date: ELIZABETH II AUSTRALIA 2002.

A platypus swimming. The denomination numeral 20 [cents] is above the head of the mammal; the artist's initials SD (for Stuart Devlin) are in (very) tiny letters, within the swirl of water around its right forepaw.

Mintage figure includes:
5,701,000 circulation coins dated 2002, minted in the 2001/2002 financial year (ending 30 June)
21,523,000 circulation coins dated 2002, minted 2002/2003
85,306 brilliant uncirculated coins in sets, minted 2001/2002
19,247 brilliant uncirculated coins in sets, minted 2002/2003
44,025 proofs, minted 2001/2002
9,484 proofs, minted 2002/2003

Sources of original information:

Royal Australian Mint, Annual Report 2001 - 2002 (2002), pp 53-56. Retrieved from https://www.ramint.gov.au/annual-reports (PDF)
Royal Australian Mint, 2002-03 Annual Report Supplement (2003), pp 2, 4. Retrieved from https://www.ramint.gov.au/annual-reports (PDF)