I just paid $360 for that same 10oz round bullion
Coins of most British Commonwealth countries, including Australia, carry a portrait of the reigning monarch on the obverse or front. Since 1953, that is Queen Elizabeth II.
Queen Elizabeth II appears on the obverse of the Australian Five Dollar note. She is the nominal or titular head of state of Australia.
While Australia remains a Constitutional Monarchy, the reigning king or queen will be on all of Australia's coins as the nominal "Head of State" (Queen of Australia). Currently, and since 1953, Queen Elizabeth II has featured on the obverse of all Australian coins.
The Pound Sterling varies depending on which bank makes it. The Bank of England is most common in England. The following formation pertains to the Bank of England Pound Sterling: Queen Elizabeth II is on the obverse side of every coin and note. The reverse sides vary.
The reigning Monarch, Queen Elizabeth II, is on the obverse of all British coins.
New Zealand coins with Elizabeth II on the obverse were first issued in 1953 and last issued in 1965.
Australian five dollar note: Obverse: Queen Elizabeth II. Reverse: (no face; a building).Bahamian five dollar note: Obverse: Sir Cecil Wallace-Whitfield. Reverse: (no face; a building).Bahraini five dollar note: Obverse: Sir Frank Worrell. Reverse: (no face; a building).Belize five dollar note: Obverse: Queen Elizabeth II. Reverse: (no face; several mixed images).Bermudian five dollar note: Obverse: Queen Elizabeth II. Reverse: (no face; several buildings).Brunei five dollar note: Obverse: Sultan Hassanal Bolkiah. Reverse: (no face; rainforest).Canadian five dollar note (1954 series): Obverse: Queen Elizabeth II. Reverse: (no face; Otter Falls).Canadian five dollar note (1969 series, 1986 series, 2001 series): Obverse: Sir Wilfrid Laurier. Reverse: (no face; a boat, a kingfisher and children playing ice hockey, repsectively).Cayman Islands five dollar note: Obverse: Queen Elizabeth II. Reverse: (no face; a schooner).East Carribean five dollar note: Obverse: Queen Elizabeth II. Reverse: (no face; a building).Fijian five dollar note: Obverse: Queen Elizabeth II. Reverse: (no face; Nadi International Airport).Guyanese five dollar note: Obverse: (no face; coat of arms of bank, Kaieteur Falls). Reverse: (no face; sugar harvesting and wheat processing scenes).Hong Kong five dollar coin (pre1980 series): Obverse: Queen Elizabeth II. Reverse: (no face; Royal Emblem of Hong Kong/value).Jamaican five dollar note: Obverse: Norman Manley. Reverse: (no face; coat of arms of Jamaica).Liberian five dollar note: no information found in research. Please insert information as appropriate should you find it.Namibian five dollar coin: Obverse: (no face; coat of arms of Namibia). Reverse: (no face; eagle or hawk).New Zealand five dollar note: Obverse: Queen Elizabeth II. Reverse: Sir Edmund Hillary.Singaporean five dollar note: President Yusof bin Ishak. Reverse: (no face; Garden City).Solomon Islands five dollar note: Obverse: (no face; coat of arms of Solomon Islands). Reverse: (no face; a wooden hut).Surinamese five dollar note: Obverse: (no face; a building). Reverse: (no face; a river and palm tree).Taiwanese new five dollarUnited States five dollar note: Obverse: Abraham Lincoln. Reverse: (no face; Lincoln Memorial).The Cook Islands dollar has no five dollar denomination in either coin or note. The Kiribati dollar has no denomination of its own above the $2 coind, and Australian notes are circulated.
All Australian silver coins (5, 10, 20 and 50 cent) are composed of 75% copper and 25% nickel. The standard issue Australian 20 cent coin has Queen Elizabeth II on the obverse and a platypus on the reverse with a "20". They have a milled edge, weigh 11.31 grams and are 28.52 mm in diameter. The Australian 20 cent coin is occasionally used as a commemorative and the reverse design will be different from the usual. See the link below.
Queen Elizabeth II is the nominal or the titular Head of State of Australia and is therefore guaranteed a position on Australian currency. Queen Elizabeth II has appeared on the front of the Australian polymer Five Dollar note since its first issue in 1992. Prior to that, she appeared on the front of the now withdrawn paper One Dollar note from 1966 to 1982.
Obverse: George V Reverse: in capitals "ONE PENNY"
The P is on the obverse side of the coin underneath the portrait of Queen Elizabeth II.
The reigning British monarch is on the obverse of all Australian coins. Currently, it is Queen Elizabeth II.