1 oz Perth Mint Koala Platinum Coin

The Perth Mint Koala: Australia's First National Platinum Coin

The 1 oz Perth Mint Koala Platinum Coin was the first platinum bullion coin struck by a national government mint, entering production in September 1988. It predated the American Platinum Eagle by nearly a decade and established Australia as an early player in the platinum investment market. The coin ran from 1988 to 2000, when production ceased due to insufficient demand, making the entire platinum series a closed set with no further supply entering the market.

Each annual issue featured a different koala composition on the reverse, designed by Perth Mint engravers, giving the series both bullion and mild collector appeal. The coin is 999.5 fine platinum with a face value of $100 AUD, legal tender under Australian law. Perth Mint processed over 18 tonnes of platinum through the Koala programme, with approximately 85% of production sold internationally, primarily into Asian and North American markets.

The final year of production (2000) saw just 2,048 coins struck against a maximum mintage of 100,000, making it one of the lowest-mintage modern platinum bullion coins. Earlier years had higher production numbers but were still modest by gold or silver standards. This scarcity, combined with the series' historical significance, means the Koala trades at collector premiums above standard platinum bullion.

For investors seeking current-production Australian platinum, the Perth Mint now offers the Kangaroo series (from 2018). The Koala is exclusively a secondary market coin, appealing to buyers who value its pioneering status, annual design changes, and the closed nature of the series. Those looking for lowest-cost platinum exposure should consider the Platinum Maple Leaf or Platinum Philharmonic instead.

Koala Platinum Coin Specifications

Full Denomination Range (1988-2000)

The Platinum Koala was produced in eight sizes, from 1/20 oz through to 1 kg. The larger sizes (2 oz, 10 oz, 1 kg) were introduced from 1991.

The coin features a "P" mintmark identifying the Perth Mint. No advanced anti-counterfeiting features were incorporated during the production era; authentication relies on weight, dimensions, and the quality of the strike. Perth Mint guarantees the weight and purity of all its bullion products.

Koala Platinum Tax Treatment by Country

The Koala's Australian legal tender status provides a GST advantage domestically, but in other jurisdictions it follows the standard platinum tax rules. The coin's 999.5 purity exceeds the threshold for investment-grade exemptions in most countries that offer them.

Australia

The Platinum Koala is GST-free as investment-grade precious metal. Platinum at 99% purity or above from accredited sources qualifies. Capital gains tax applies on disposal, with a 50% CGT discount for individuals holding more than 12 months. Perth Mint coins carry government-backed purity guarantees, which streamlines the GST exemption process.

United States

The Platinum Koala is specifically listed as IRA-eligible in IRS Section 408(m)(3)(A), one of a small number of non-US coins with explicit IRS approval for precious metals retirement accounts. Capital gains are taxed at the collectibles rate of up to 28%. Most states exempt investment-grade bullion from sales tax.

United Kingdom

Platinum coins carry 20% VAT on purchase. The Koala is not CGT-exempt in the UK (it is not UK legal tender). UK buyers face both VAT on entry and CGT on gains, making the Platinum Britannia the more tax-efficient choice.

Canada

Platinum at 99.5% purity or above is GST/HST-exempt. Capital gains are taxed at a 50% inclusion rate.

Singapore and Hong Kong

Singapore classifies qualifying platinum coins as Investment Precious Metals, exempt from 9% GST. Hong Kong has no sales tax, duties, or capital gains tax on bullion.

New Zealand

Platinum at 99% purity or above is GST-exempt. No capital gains tax applies.

From First National Platinum Coin to Collector Piece

The Australian Government approved platinum coinage on 18 June 1987, and the Perth Mint struck the first Koala platinum coins in September 1988. This made the Koala the first platinum bullion coin from a national government mint, though the Isle of Man Noble (a Crown Dependency issue via private mint Pobjoy Mint) had preceded it by five years. The Canadian Platinum Maple Leaf also launched in 1988, meaning Perth Mint and the Royal Canadian Mint entered the platinum market in the same year.

The Koala programme was substantial. Perth Mint processed over 18 tonnes of platinum through the series, with roughly 85% sold to international buyers. The Gold Corporation (Perth Mint's parent) became one of Australia's top 30 export earners during this period. Eight denominations were offered, from 1/20 oz to 1 kg, providing fractional access at a time when platinum traded between $400 and $600 per ounce.

Each year's reverse design featured koalas in a different natural setting, eucalyptus branches, with joey, sleeping, or climbing. This annual design change gave the Koala a collector dimension that fixed-design coins like the Maple Leaf lacked. The obverse carried portraits of Queen Elizabeth II, with the specific effigy changing as new official portraits were commissioned during the production run.

Demand for platinum investment coins remained niche throughout the 1990s, and by 2000, annual sales had dropped to just 2,048 coins against a 100,000 maximum mintage. Perth Mint discontinued the platinum Koala, ending a 12-year run. The silver Koala programme launched in 2007 as a companion series and continues today in 1 oz and 1 kg sizes, but no new platinum Koalas have been produced since 2000.

In 2018, Perth Mint introduced the Platinum Kangaroo as its new sovereign platinum coin, filling the gap left by the Koala. The Kangaroo features a fixed design rather than annual changes, reflecting a shift in approach from the collectible-bullion hybrid model to a straightforward investment product.

Koala Platinum vs Platypus, Kangaroo, and Maple Leaf

The Perth Mint Koala's most natural comparisons are with other Perth Mint platinum coins (the Platypus and the Kangaroo) and the Canadian Maple Leaf, which launched in the same year.

The Koala and Platypus are both discontinued Perth Mint platinum series, and both appeal primarily to collectors and those who value closed sets. The Koala has stronger name recognition and a longer production history (12 years vs approximately 8 for the Platypus). The Platypus had an even lower annual mintage cap of 30,000 coins, compared to the Koala's variable capping.

The Kangaroo is Perth Mint's current platinum offering, launched in 2018 with a fixed design and no annual changes. It trades at standard bullion premiums and is more readily available than either the Koala or Platypus. For investors wanting Perth Mint platinum at the lowest cost, the Kangaroo is the practical choice.

The Maple Leaf entered production in the same year as the Koala (1988) but has survived to the present day thanks to the Royal Canadian Mint's institutional depth. It trades at competitive bullion premiums and has a deeper secondary market than any Perth Mint platinum coin. The Maple Leaf is the pragmatic platinum choice; the Koala is the collector's choice for Australian platinum history.