5 oz Johnson Matthey Gold Bar

1 product tracked across 1 dealer. Last updated 34 seconds ago.

Premium Range History

5% 10% 23 May 29 May 4 Jun 10 Jun 16 Jun 22 Jun
Avg premium Dealer spread Lower is better.
Best Premium Now
+4.8%
30d Avg
+4.2%
Dealers In Stock
1

1 listing

Filters

Dealer Country
General
+4.62% $21,846.45
Updating...

Prices are fetched automatically and may not reflect current merchant prices. Currency conversions and tax treatment are approximate. Rankings are based solely on price. We are not a dealer and accept no responsibility for transactions with listed merchants. Past performance is not indicative of future results. This site does not provide investment advice. Full disclaimer

About the 5 oz Johnson Matthey Gold Bar

The 5 oz Johnson Matthey Gold Bar

Johnson Matthey is a historic British precious metals refiner with roots stretching back to the early 19th century. The company produced investment-grade gold, silver, and platinum bars for decades, building a reputation for quality and consistency that made its products staples of the global bullion market. In 2015, Johnson Matthey sold its refining operations to Asahi Refining, a Japanese precious metals company. No new JM-branded bullion bars have been produced since then.

The 5 oz gold bar contains 999.9 fine gold, individually serial-numbered and stamped with the Johnson Matthey hallmark. Like all JM bars, it was produced to LBMA Good Delivery standards during the company's active refining period. The bars are now exclusively available on the secondary market, and the combination of historical significance, finite supply, and established brand recognition gives them a market position similar to vintage Engelhard bars.

With 10 dealers currently listing this product, the 5 oz JM gold bar maintains solid availability despite being a discontinued product. JM bars are widely recognised by dealers and investors worldwide. The company's long history as one of the world's most respected refiners means that authentication and acceptance at resale are rarely an issue, even decades after production ceased.

The 5 oz weight represents a significant gold position, currently valued above $15,000. For collectors of vintage bullion, the JM name carries particular weight in both British and North American markets, where the company operated its primary refining facilities. The bars trade at modest collector premiums above modern equivalents, reflecting their provenance rather than any difference in metal content.

5 oz Johnson Matthey Gold Bar Specifications

PropertyDetail
Weight5 troy ounces (155.517 grams)
Purity999.9 fine gold (24 karat)
ManufacturerJohnson Matthey (United Kingdom; refining sold to Asahi in 2015)
FormatMinted or cast (varies by production era)
Legal tenderNo
MarkingsJohnson Matthey hallmark, serial number, weight, purity
Production statusDiscontinued; secondary market only

Johnson Matthey bars were produced over a long period, and the specific hallmark design, font, and layout varied across production eras. The company produced both minted and cast bars depending on size and era. Each bar carries a unique serial number as the primary authentication marker.

The JM hallmark is the key identifier for authenticity. Genuine bars show consistent font spacing, stamp depth, and edge quality for their production period. Asahi Refining, which acquired JM's refining operations, now produces bars under its own brand using the former JM facilities and equipment.

Tax Treatment of the 5 oz Johnson Matthey Gold Bar

JM gold bars receive standard investment gold tax treatment based on their purity. The company's inactive status does not alter the tax classification.

United Kingdom

VAT: Exempt. Investment gold at 995+ fineness is zero-rated for VAT. Johnson Matthey's historic LBMA accreditation and the bar's purity qualify it as investment gold.

CGT: Subject to capital gains tax at 18% or 24% on gains above £3,000. As a gold bar without legal tender status, the CGT exemption for British coins does not apply. Any collector premium appreciation above melt value is also subject to CGT.

United States

Sales tax: State-dependent. Most states exempt bullion. The bar's vintage status does not affect its classification.

Capital gains: Collectibles rate of up to 28% for long-term holdings.

IRA: The 999.9 purity meets IRS requirements. Specific custodian approval may be required for secondary-market bars.

Canada

GST/HST-exempt for gold at 99.5%+ purity. Capital gains taxed at a 50% inclusion rate.

Australia

GST-free for investment-grade gold at 99.5%+ purity. Capital gains assessable with a 50% discount for holdings over 12 months.

European Union

VAT-exempt under the Investment Gold Directive for gold bars at 995+ fineness.

Singapore and Hong Kong

Singapore exempts investment gold under the IPM scheme (99.5%+ purity). Hong Kong has no sales tax, duties, or capital gains tax.

Johnson Matthey 5 oz vs Other 5 oz Gold Bars

The Johnson Matthey 5 oz bar shares the vintage-bullion market niche with the 5 oz Engelhard gold bar. Both are from historic American and British refiners that exited retail bullion production, and both trade at premiums that reflect collector demand alongside metal value. Engelhard bars tend to carry slightly higher collector premiums, particularly for rare varieties, but JM bars have strong recognition in British and Commonwealth markets where the Johnson Matthey name is deeply established.

The 5 oz PAMP Fortuna bar is the leading current-production alternative. PAMP offers the Lady Fortuna design, VeriScan digital authentication, and CertiPAMP sealed packaging. For buyers who want a 5 oz gold bar with maximum resale transparency and contemporary security features, PAMP is the straightforward choice. The trade-off is paying a brand premium on a current product rather than a heritage premium on a vintage one.

The 5 oz Perth Mint bar provides government-mint backing and strong international recognition, particularly in Asia-Pacific. Perth Mint bars are currently produced, widely available from 20 dealers, and carry predictable premiums above spot.

The 5 oz ABC cast gold bar offers Australian-refined gold in a cast format at typically lower premiums than minted bars. Its LBMA accreditation ensures global acceptance.

For buyers interested in the JM bar specifically, the appeal is the combination of a trusted historic brand with tangible gold value. The bars are universally accepted by dealers, carry no liquidity risk, and the modest collector premium reflects genuine market demand for a product that can never be restocked. Buyers focused purely on minimising premiums per ounce of gold should look at modern generic bars or high-volume products like the generic 5 oz gold bar, which trade closest to spot.

5 oz Johnson Matthey Gold Bar: frequently asked questions

The lowest price we track for a Johnson Matthey 5 oz gold bar is $21,846.45, currently 4.6% over the gold spot price. APMEX has the best deal in our comparison. Because these bars are no longer in production, prices can vary more between dealers than for a new-issue bar of the same weight.
1 dealer in our comparison currently lists this bar, with APMEX offering the lowest price (last checked recently). Johnson Matthey no longer produces retail gold bars, so all bars in the market are secondary-market pieces sourced from existing stock rather than new production.
Johnson Matthey exited retail bullion bar production after selling its precious-metals refining business. Bars already in circulation continue to trade on the secondary market. Johnson Matthey bars carry recognised hallmarks and remain accepted by most major bullion dealers.
Genuine Johnson Matthey bars carry the JM assay mark, a purity stamp of 999.9 fine gold, and a serial number. Check that weight matches the stated size: a 5 oz bar should weigh 155.52g on a precision scale. Buying from a reputable bullion dealer who guarantees authenticity is the safest approach for secondary-market bars.
Johnson Matthey bars carry recognised hallmarks and remain accepted by bullion dealers, which supports their tradability on the secondary market. The live premium column on this page shows the current spread above spot. Because no new JM bars are being made, availability is limited to existing secondary-market stock.

Feedback

We're in beta and building this with you. Tell us what's working and what isn't.