20c Coins

Downies Collectables
1998-1999 20c Platypus Pair Uncirculated

Available

$25.00 AUD

Downies Collectables
Australia 1986 20c Platypus Cupro-Nickel Coin PCGS MS68 (Gem Uncirculated)

4 left in stock

$145.00 AUD

Downies Collectables
Australia 1987 20c Platypus Cupro-Nickel Coin PCGS MS68 (Gem Uncirculated)

3 left in stock

$145.00 AUD

Downies Collectables
Australia 1992 20c Platypus Cupro-Nickel Coin PCGS MS67 (Gem Uncirculated)

5 left in stock

$98.00 AUD

Downies Collectables
Australia United Nations 50th Anniversary 1995 20c Cupro-Nickel Coin PCGS MS65 (Gem Uncirculated)

10 left in stock

$100.00 AUD

Downies Collectables
Australia 1995 20c Platypus Cupro-Nickel Coin PCGS MS68 (Gem Uncirculated)

5 left in stock

$195.00 AUD

Downies Collectables
Australia Royal Canadian Mint 1981 20c Coin PCGS MS65 (Gem Uncirculated)

10 left in stock

$325.00 AUD

Downies Collectables
RAM 2010 20c ATO Centenary Mint Roll (20 Uncirculated Coins)

(1)

20 left in stock

$100.00 AUD

Downies Collectables
2008 20c PCGS MS70 (FDC)

1 left in stock

$313.00 AUD

Downies Collectables
Australia 1967 20c PCGS MS66 (Gem Uncirculated)

5 left in stock

$250.00 AUD

Downies Collectables
1968 20c PCGS MS66 (Gem Uncirculated)

5 left in stock

$500.00 AUD

Downies Collectables
1971 20c PCGS MS67 (Gem Uncirculated)

3 left in stock

$625.00 AUD

Downies Collectables
1972 20c PCGS MS68 (Gem Uncirculated)

1 left in stock

$675.00 AUD

Downies Collectables
1973 20c PCGS MS66 (Gem Uncirculated)

5 left in stock

$125.00 AUD

Downies Collectables
Australia 1974 20c PCGS MS67 (Gem Uncirculated)

10 left in stock

$225.00 AUD

Downies Collectables
1974 20c PCGS MS68 (Gem Uncirculated)

2 left in stock

$625.00 AUD

Downies Collectables
1977 20c PCGS MS67 (Gem Uncirculated)

3 left in stock

$187.00 AUD

Downies Collectables
1994 20c PCGS MS69 (Gem Uncirculated)

11 left in stock

$375.00 AUD

Downies Collectables
1996 20c PCGS MS69 (Gem Uncirculated)

1 left in stock

$437.00 AUD

Downies Collectables
1997 20c PCGS MS69 (Gem Uncirculated)

1 left in stock

$437.00 AUD

Downies Collectables
1998 20c PCGS MS68 (Gem Uncirculated)

1 left in stock

$375.00 AUD

Downies Collectables
1991-92 20c Pair Specimen BU

20 left in stock

$63.00 AUD

Downies Collectables
1988-89 20c Pair Specimen BU

20 left in stock

$100.00 AUD

Downies Collectables
Australia 1966 20c Wavy '2' Coin PCGS MS62 (Uncirculated)

1 left in stock

$3,250.00 AUD

Downies Collectables
Australia 1966 20c Wavy '2' Coin PCGS MS64 (Choice Uncirculated)

1 left in stock

$4,750.00 AUD

Downies Collectables
RAM 2011 20c International Women's Day Mint Roll (20 Uncirculated coins)

20 left in stock

$79.00 AUD

Downies Collectables
Australia ANDA Hobart Money Expo 2026 20c TAS Privymark Cupro-Nickel Uncirculated Coin

(5)

$17.50 AUD

Downies Collectables
Australia Animalia 35th Anniversary 2021 20c Colour Cupro-Nickel Uncirculated Coin

$50.00 AUD

Downies Collectables
Australia Mungo Footprint 2021 20c Cupro-Nickel Uncirculated Coin

(1)

$35.00 AUD

Downies Collectables
Australia 2011 20c International Year of Volunteers Uncirculated Mint Roll

$99.95 AUD

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The History and Appeal of Australian 20c Coins

The Australian 20c coin was first introduced in 1966 as part of the transition to decimal currency. Made from cupronickel, these coins feature iconic designs such as the platypus by Stuart Devlin. Over the years, rare 20c Australian coins have gained immense popularity among collectors due to their unique designs, limited mintages, and historical significance.

Some of the most sought-after examples include error coins, commemorative releases, and low-mintage issues. Coins produced by the Royal Australian Mint and Perth Mint stand out for their craftsmanship and exclusivity. Explore more decimal coins and pre-decimal coins to uncover hidden treasures for your collection.

Rare 20c Coins Available at Downies

At Downies, we offer an impressive selection of rare 20c coins online, perfect for any numismatic enthusiast. These coins highlight Australia's rich history and artistic legacy, with designs that are both beautiful and meaningful.

Our range includes limited-edition commemoratives such as the Federation series and rare error coins like the 1966 wavy baseline 20c piece. Explore our commemorative coins collection to find standout pieces that blend artistry with scarcity. Each coin is a testament to its value and collectiability.

Why Choose Downies for Collecting?

For over 90 years, Downies has been a trusted name in numismatics, offering high-quality collectible coins to enthusiasts worldwide. Our curated collection reflects our commitment to excellence, featuring coins that are historically significant, visually stunning, and investment-worthy.

Whether you're an experienced collector or a beginner, Downies offers a wide range of options, including rare 20c coins and exclusive limited editions. With our dedication to customer satisfaction, you’ll always find a piece to treasure.

What Signs Should I Look for to Determine if a 20c Coin Is Rare?

To identify rare 20c Australian coins, look for error details such as misprints or unique features, low mintage years, and commemorative designs. Condition and provenance also play a significant role in a coin’s rarity and value.

Start Collecting with Downies Today

Shop confidently with Downies and enjoy benefits like easy returns, free returns, low shipping fees, fast delivery, and Afterpay options. Explore our exceptional range of rare and collectible coins today!

20c Coins

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The History and Appeal of Australian 20c Coins

Rare 20c Coins Available at Downies

Why Choose Downies for Collecting?

What Signs Should I Look for to Determine if a 20c Coin Is Rare?

Start Collecting with Downies Today

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