Coin

1966 Australia Fifty Cents - Round Silver Coat of Arms

Australia Fifty Cents 1966 In Mint Sets 1966 Australian fifty-cent coin. Design: round silver fifty cent with the Commonwealth Coat of Arms reverse by Stuart Devlin; this format was replaced by the dodecagonal cupro-nickel coin from 1969. Obverse: Queen Elizabeth II, Arnold Machin portrait. Issue/finish: In Mint Sets. Note: precious-metal wording indicates a special collector version. Specifications: 80% silver and 20% copper, circular shape, milled edge, 31.65 mm diameter and 13.28 g mass.

1966 Australia Fifty Cents - Round Silver Coat of Arms Obverse

Type Coin

Country Australia

Denomination Fifty Cents

Year 1966

Variety In Mint Sets

Shape Round

Overview

1966 Australian fifty-cent coin. Design: round silver fifty cent with the Commonwealth Coat of Arms reverse by Stuart Devlin; this format was replaced by the dodecagonal cupro-nickel coin from 1969. Obverse: Queen Elizabeth II, Arnold Machin portrait. Issue/finish: In Mint Sets. Note: precious-metal wording indicates a special collector version. Specifications: 80% silver and 20% copper, circular shape, milled edge, 31.65 mm diameter and 13.28 g mass.

Market Data

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live-listing-history data, retrieved 05 Jun 2026

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Range AverageAUD 50.99 Range LowAUD 50.99 Range HighAUD 50.99 Listings In Range1

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1966 Round 50c Fifty Cent Coin Coat of Arms Rounded Australia 80% Silver AUD 50.99 listed 24 May 2026

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Coinote Albums

AlbumAustralian Decimal Coins

Australia Fifty Cents (Decimal Series)

Australian fifty cent decimal coin catalog covering the 1966 round silver issue, dodecagonal coat of arms coins, commemoratives, PNC, proof and collector issues.

Related Coins And Notes

CatalogueCoin

1969 Australia Fifty Cents - Coat of Arms

Australia Fifty Cents 1969 In Mint Sets 1969 Australian fifty-cent coin. Design: standard Commonwealth Coat of Arms reverse sculpted by Stuart Devlin. Obverse: Queen Elizabeth II, Arnold Machin portrait. Issue/finish: In Mint Sets. Specifications: 75% copper and 25% nickel, dodecagonal shape, plain edge, 31.65 mm across flats and 15.55 g mass.

CatalogueCoin

1970 Australia Fifty Cents - James Cook

Australia Fifty Cents 1970 In Mint Sets 1970 Australian fifty-cent coin. Theme: bicentenary of Lieutenant James Cook's 1770 voyage and landing on Australia's east coast. Obverse: Queen Elizabeth II, Arnold Machin portrait. Issue/finish: In Mint Sets. Specifications: 75% copper and 25% nickel, dodecagonal shape, plain edge, 31.65 mm across flats and 15.55 g mass.

CatalogueCoin

1971 Australia Fifty Cents - Coat of Arms

Australia Fifty Cents 1971 In Mint Sets 1971 Australian fifty-cent coin. Design: standard Commonwealth Coat of Arms reverse sculpted by Stuart Devlin. Obverse: Queen Elizabeth II, Arnold Machin portrait. Issue/finish: In Mint Sets. Specifications: 75% copper and 25% nickel, dodecagonal shape, plain edge, 31.65 mm across flats and 15.55 g mass.

CatalogueCoin

1972 Australia Fifty Cents - Coat of Arms

Australia Fifty Cents 1972 In Mint Sets 1972 Australian fifty-cent coin. Design: standard Commonwealth Coat of Arms reverse sculpted by Stuart Devlin. Obverse: Queen Elizabeth II, Arnold Machin portrait. Issue/finish: In Mint Sets. Specifications: 75% copper and 25% nickel, dodecagonal shape, plain edge, 31.65 mm across flats and 15.55 g mass.

CatalogueCoin

1973 Australia Fifty Cents - Coat of Arms

Australia Fifty Cents 1973 In Mint Sets 1973 Australian fifty-cent coin. Design: standard Commonwealth Coat of Arms reverse sculpted by Stuart Devlin. Obverse: Queen Elizabeth II, Arnold Machin portrait. Issue/finish: In Mint Sets. Specifications: 75% copper and 25% nickel, dodecagonal shape, plain edge, 31.65 mm across flats and 15.55 g mass.

CatalogueCoin

1974 Australia Fifty Cents - Coat of Arms

Australia Fifty Cents 1974 In Mint Sets 1974 Australian fifty-cent coin. Design: standard Commonwealth Coat of Arms reverse sculpted by Stuart Devlin. Obverse: Queen Elizabeth II, Arnold Machin portrait. Issue/finish: In Mint Sets. Specifications: 75% copper and 25% nickel, dodecagonal shape, plain edge, 31.65 mm across flats and 15.55 g mass.

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