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About the Saltwater Crocodile Silver
Perth Mint's Australian Predator in Silver
The Saltwater Crocodile is an Australian legal tender bullion coin from the Perth Mint featuring the world's largest living reptile, Crocodylus porosus. Debuting in 2014 with the 1 oz silver coin, the series expanded in 2017 to include a 1/2 oz silver and a 1/4 oz gold coin. The 1 oz silver had a substantial mintage of 1,000,000 pieces, positioning it as one of Perth Mint's higher-volume wildlife bullion products alongside the Kangaroo and Kookaburra programmes.
The design by Natasha Muhl depicts a saltwater crocodile with jaws wide open, displaying rows of sharp teeth in an aggressive, dynamic composition. The Perth Mint "P" mintmark appears on the reverse alongside "AUSTRALIAN SALTWATER CROCODILE" and weight and purity markings. The coin is struck in .999 fine silver (the gold version is .9999 fine) and carries a $1 AUD face value under the Australian Currency Act.
An unusual feature of the 1 oz silver version is its fixed year-date. All production runs carry the 2014 date regardless of when they were actually struck, similar to the approach taken by some other Perth Mint wildlife products. This simplifies dealer inventory management but means there is no way to distinguish production vintages from the coin itself. The Kookaburra and Koala, by contrast, change designs annually, creating year-on-year collector variety that the Saltwater Crocodile deliberately forgoes in favour of consistency and competitive stacking premiums.
Saltwater Crocodile Sizes and Specifications
| Format | Weight | Purity | Diameter | Thickness | Face Value |
|---|---|---|---|---|---|
| 1 oz Silver | 31.135 g | .999 fine | 40.60 mm | 4.00 mm | $1 AUD |
| 1/2 oz Silver | 15.55 g | .999 fine | ~32 mm | N/A | $0.50 AUD |
| 1/4 oz Gold | 7.78 g | .9999 fine | ~20 mm | N/A | $25 AUD |
The 1 oz silver version was produced with a mintage of 1,000,000 pieces, placing it among the higher-volume Perth Mint wildlife coins. Packaging follows standard Perth Mint bullion format: tamper-evident security seals on acrylic tubes holding 25 coins, with 20 tubes per monster box (500 coins total). The obverse carries Ian Rank-Broadley's fourth-generation portrait of Queen Elizabeth II (1998 design) with the denomination and "ELIZABETH II AUSTRALIA." Later production may have transitioned to the King Charles III portrait following the monarch change.
The 1 oz silver's 40.60 mm diameter is slightly larger than the 38.61 mm standard used by many other 1 oz silver coins, including the Perth Mint's own Kangaroo. The .999 fine silver purity meets the threshold for investment-grade classification in all major jurisdictions: 99.9% for Canada, 99.9% for Australia and New Zealand, and 99.9% for the US IRA requirement.
Tax Treatment by Country
The Saltwater Crocodile is legal tender of Australia under the Australian Currency Act. This sovereign status provides tax benefits in some jurisdictions.
Australia: GST-exempt as an investment-grade precious metal coin. The .999 silver purity meets the 99.9% threshold for the investment-grade exemption. Perth Mint products are available directly from the mint and through authorised Australian dealers with no GST applied to qualifying bullion.
United States: IRA-eligible. The .999 silver purity meets the IRS Section 408(m) requirement for silver coins, and the coin is issued by a sovereign government. Perth Mint products are widely recognised by US IRA custodians. No federal sales tax applies. Roughly 35 states exempt precious metals from state sales tax, while around 10 states impose it and several have threshold-based partial exemptions.
United Kingdom: Silver coins from Australia carry 20% VAT in the UK. They are not UK legal tender, so they do not qualify for CGT exemption. The gold 1/4 oz version qualifies for the investment gold VAT exemption (post-1800 legal tender coins at 900+ millesimal fineness). Pre-owned silver coins may be available under the margin scheme from some UK dealers.
Canada: Silver coins refined to 99.9%+ purity are exempt from GST/HST. The .999 purity qualifies. RRSP and TFSA eligibility applies through approved custodians.
New Zealand: Fine silver bullion at 99.9%+ purity is GST-exempt. Perth Mint products have natural distribution in the Australasian market.
Singapore: Investment Precious Metals at 99.9%+ silver purity on the MAS-approved list are GST-exempt. Perth Mint coins are generally included on the qualifying list. Hong Kong has no sales tax or import duty on precious metals.
Saltwater Crocodile vs Other Perth Mint Silver
Within Perth Mint's own silver wildlife range, the Saltwater Crocodile competes with the Kangaroo, Kookaburra, and Koala. The Kangaroo is the flagship programme with the highest global recognition, annual design changes, and the broadest size range. The Kookaburra, issued since 1990, features a new design each year and has the deepest collector following. The Koala, running since 2007, similarly changes annually. The Saltwater Crocodile differentiates itself through the fixed 2014 date and a distinctive predator subject that contrasts with the more approachable wildlife on the other coins.
The 1,000,000-unit mintage on the 1 oz silver is high for a Perth Mint wildlife coin, approaching the production volumes of the Kangaroo and Kookaburra programmes. This keeps premiums competitive. Buyers choosing between Perth Mint wildlife coins for stacking purposes will find comparable premiums across the range; the choice comes down to aesthetic preference and whether annual design changes (Kangaroo, Kookaburra, Koala) or design consistency (Saltwater Crocodile) is more appealing.
Beyond Perth Mint, the Saltwater Crocodile competes with other 1 oz sovereign-mint silver coins. The Silver Maple Leaf (.9999 purity, advanced security features including Mintshield), the Silver Britannia (CGT-exempt in the UK), and the American Silver Eagle (highest global liquidity) are all stronger choices for buyers prioritising liquidity and universal recognition. The Saltwater Crocodile's appeal is its Australian provenance, its distinctive subject matter, and the Perth Mint's reputation for consistent quality at competitive premiums among sovereign-mint wildlife coins.
Saltwater Crocodile Silver: frequently asked questions
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The coin price tracks the silver spot price ($65.58) plus a dealer premium. The 1 oz silver Saltwater Crocodile had a mintage of one million pieces, which keeps premiums competitive with other Perth Mint wildlife coins. This page lists 7 dealers with 7 available products. Compare live prices in the table above to find the current best offer.
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The Saltwater Crocodile is a .999 fine silver bullion coin from the Perth Mint, part of Australia's legal tender coinage under the Australian Currency Act. It debuted in 2014 featuring the saltwater crocodile (Crocodylus porosus) with jaws open, designed by Natasha Muhl. The 1 oz silver version carries a $1 AUD face value. The series expanded in 2017 to include a 1/2 oz silver and a 1/4 oz gold coin.
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The primary format is a 1 oz .999 fine silver coin (31.135 g, 40.60 mm diameter). A 1/2 oz .999 fine silver version was added in 2017. A 1/4 oz .9999 fine gold coin was also released in 2017 alongside the silver pieces. The 7 listings on this page show all currently available sizes from active dealers.
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Coins and bars each suit different buyers. Silver coins like the Saltwater Crocodile carry Australian legal tender status, which can make them eligible for certain retirement accounts in the US, and their recognised design aids resale. Bars typically offer lower premiums per ounce at larger weights, favouring stackers focused on minimising cost. Coins offer greater divisibility and are easier to authenticate. The right choice depends on your storage, budget, and resale priorities.