SKU RM-PT-KOA-1/2OZ-1993/USD · per item · indicative
Spot history unavailable for this range.
Indicative · derived from spot history · today's premium held constant
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Obverse · front of pieceSpot-linked · in stock
This 1993 Australia 1/2 oz Proof Platinum Koala coin features .9995 purity and a weight of 0.5 troy oz. Issued by the Perth Mint, it is sought after by investors and collectors for its exquisite design and limited mintage.
$1,264.75 / item · cash price · Perth Mint · In stock
Price holds through checkout · KYC at first purchase · cancel before settlement
Every piece ships with a live custody passport — serial-matched, assay-logged, and re-verified against the Rockwell ledger on a timer. Verification is the product.
Authored numismatic breakdown, artistic provenance, and institutional custody proof.
The 1993 Australia 1/2 oz Proof Platinum Koala coin is a remarkable piece of numismatic artistry, crafted by the esteemed Perth Mint. With a purity of .9995 and a fine weight of 0.5 troy oz (15.5526 g), this coin exemplifies the highest standards of precious metal production. Measuring 20.1 mm in diameter and 1.90 mm in thickness, it is a compact yet significant addition to any collection. The obverse features a stunning representation of a koala, designed by Ian Rank-Broadley, symbolizing Australia's unique wildlife and heritage. The reverse is marked by the Perth Mint logo and the legal tender face value of $50 AUD, surrounded by security features that include radial lines to deter counterfeiting.
Investors and collectors alike are drawn to this coin not only for its exquisite design but also for its investment potential. As a sovereign coin, it carries a guarantee from the Perth Mint, ensuring its weight and purity, which adds to its appeal in the global market. Additionally, it qualifies for inclusion in a Precious Metals IRA under IRC Section 408(m), making it a strategic asset for long-term wealth preservation.
At Rockwell Metals, we facilitate a seamless purchasing experience with our 120-Second Price Lock at checkout, ensuring you secure the best price. Each coin is accompanied by a Cryptographic Vault Passport, featuring XRF-spectrometer verified serial numbers for authenticity. Our coins are stored in segregated allocations within our $250M Lloyd's of London insured vaults, providing peace of mind. Furthermore, we offer instant sell-back liquidity, allowing you to easily liquidate your investment when desired, or opt for insured armored delivery directly to your door.
The obverse of the 1993 Proof Platinum Koala features a beautifully detailed depiction of a koala, a symbol of Australia, designed by the renowned artist and engraver, Ian Rank-Broadley. The coin's inscriptions include the year of issue and the word 'Australia'.
The reverse showcases the iconic Perth Mint logo along with the coin's denomination of '50 Dollars'. The design is complemented by intricate radial lines that enhance its security features, ensuring authenticity and protection against counterfeiting.
Meets the IRS purity standards required for inclusion in Self-Directed Precious Metals IRAs. Eligible for segregated depository vaulting.
SKU RM-PT-KOA-1/2OZ-1993/USD · per item · indicative
Spot history unavailable for this range.
Indicative · derived from spot history · today's premium held constant
A documented chain of custody — each step assay-checked and timestamped to the ledger.
Perth Mint. Die-verified 1993 strike.
XRF + ultrasonic at intake. Purity confirmed, serial sealed.
Allocated to Rockwell vault. Insured by Lloyd's, ledger entry opened.
On purchase, the passport transfers to your account — store or take delivery.



