1/4 oz Battle of the Coral Sea Gold Coin

WWII Commemoration in Quarter-Ounce Gold

The 1/4 oz Battle of the Coral Sea gold coin is part of the Perth Mint's War in the Pacific series, commemorating the Allied campaigns of the Pacific Theatre in World War II. Struck in .9999 fine gold as Australian legal tender, it marks the Battle of the Coral Sea of 4 to 8 May 1942, the first naval battle fought entirely by carrier-launched aircraft and a pivotal strategic victory that halted the Japanese advance toward Port Moresby. The series celebrates the wartime alliance between Australia and the United States, with both nations' flags on the reverse.

Few direct competitors exist in this niche. The US Mint's WWII commemoratives are numismatic products at much higher premiums; the Perth Mint occupied a distinctive position combining WWII commemoration with bullion pricing. The 1/4 oz gold version was minted in 2015 only, so supply today comes from secondary-market dealer stock rather than ongoing production.

The quarter-ounce weight itself is a sensible middle ground among 1/4 oz gold coins: premiums are meaningfully lower than tenth-ounce coins carry, the price point suits regular buying, and dealer liquidity for the size is good. Buyers get sovereign-mint .9999 gold with a historically meaningful design rather than a generic motif, at a weight that balances affordability against premium efficiency.

1/4 oz Coral Sea Gold Coin Specifications

The reverse, designed by Wade Robinson, shows a WWII-era battleship with guns raised, sailing before the Southern Cross constellation, with the flags of Australia and the United States symbolising the Allied partnership. Inscriptions read "BATTLE IN THE CORAL SEA" and "WAR IN THE PACIFIC 1941-1945", alongside the Perth Mint "P" mintmark and the weight and purity. The obverse carries Ian Rank-Broadley's fourth-generation portrait of Queen Elizabeth II. The bullion versions carry no dedicated anti-counterfeiting technology such as holograms or micro-engraving; the "P" mintmark serves as standard authentication. The same design also appeared on a 1/10 oz gold coin ($15 AUD face value) and a 1/2 oz silver coin ($0.50 AUD).

Tax Treatment of the Coral Sea Gold Coin by Country

The coin is legal tender of Australia under the Australian Currency Act and its .9999 purity clears the investment-gold threshold everywhere that matters.

• Australia: GST-exempt as investment-grade gold above 99.5% purity.
• US: No federal sales tax; most states exempt bullion, with a handful taxing it or applying purchase thresholds. IRA-eligible, as .9999 gold exceeds the 99.5% requirement of IRS Section 408(m). Long-term capital gains are taxed at the collectibles rate of up to 28%.
• UK: 0% VAT as investment gold. It is not UK legal tender, so it is not CGT-exempt; gains above the £3,000 annual allowance are taxable, which is the key difference against a 1/4 oz gold Britannia.
• EU: VAT-exempt as investment gold under the Investment Gold Directive.
• Canada: GST/HST exempt at 99.5%+ purity in coin form; capital gains taxable at a 50% inclusion rate.
• New Zealand: GST-exempt, since gold at 99.5%+ purity qualifies as fine bullion.
• Singapore and Hong Kong: No GST or sales tax on qualifying investment gold, and no capital gains tax in either jurisdiction.

The Battle That Saved Australia

The Battle of the Coral Sea was a milestone in naval warfare: the first battle in which the opposing ships never directly sighted or fired upon each other, with all combat conducted by carrier-based aircraft. Fought from 4 to 8 May 1942, it was a tactical draw but a strategic Allied victory. The Japanese lost the light carrier Shoho and saw the fleet carrier Shokaku heavily damaged, while the US lost the fleet carrier USS Lexington. The engagement is credited with preventing the Japanese capture of Port Moresby in Papua New Guinea, which would have threatened Australia's northern coastline; it is sometimes called "the battle that saved Australia". The commemoration remains significant in both countries, and the annual Coral Sea commemorative dinner is a major event in the Australia-US defence relationship.

The Perth Mint issued the coins in 2014 and 2015 as part of its War in the Pacific programme. The silver 1/2 oz launched as a high-volume bullion product priced at roughly $4-5 over spot, while the 2014 1/10 oz gold proof version was limited to a mintage of 2,500 with individual encapsulation and a numbered certificate. The 1/4 oz gold followed in 2015. The design stayed consistent across both years of issue, with only the date changing, and the Coral Sea coin remains the most widely available bullion piece from the programme.

Coral Sea Gold vs Kangaroo, Maple Leaf and Other Fractionals

Within the Perth Mint's own range, the closest alternative is the 1/4 oz gold Kangaroo, the mint's flagship bullion coin with annual reverse design changes. The Kangaroo is in continuous production with deep dealer support, whereas the Coral Sea coin's two-year run gives it a distinctive WWII identity but thinner, secondary-market-only supply. The Perth Lunar fractionals occupy similar ground with rotating zodiac designs.

Internationally, the quarter-ounce weight is the most popular fractional size by number of product variants. The 1/4 oz Gold Maple Leaf and 1/4 oz Philharmonic match the Coral Sea coin's .9999 purity, while the 1/4 oz American Gold Eagle ($10 face value) and 1/4 oz Krugerrand are 22-carat alternatives that still contain a full quarter ounce of fine gold. All of these are continuously minted generic designs, which generally means easier sourcing and tighter spreads than a discontinued commemorative.

For UK buyers there is a specific consideration: the 1/4 oz gold Britannia sits at the same weight and purity but is CGT-exempt as UK legal tender, and the Gold Sovereign (7.32 g of 22-carat gold, 0.2354 oz fine) is a similar price-point alternative with the same exemption. The Coral Sea coin offers neither, so its appeal there rests on the WWII theme rather than tax efficiency. For US and Australian buyers the tax treatment matches the mainstream alternatives, making the choice one of design preference and availability.