Gold Bar Brands & Refiners Compared 2026: PAMP, Metalor, Valcambi & More

All investment-grade gold is 99.99% pure, so a common assumption follows: one gold bar is much like another, and you should simply buy the cheapest. That is nearly right — and the small part that is wrong can cost you real money when you sell. The refiner stamped on the bar decides how quickly you can resell it, in which countries, whether the buyer trusts it on sight or wants it re-assayed, and how much premium you paid to get it. This guide compares the refiners you will actually encounter — PAMP, Valcambi, Argor-Heraeus, Metalor, Umicore, Heraeus, C. Hafner, the Perth Mint and the Royal Canadian Mint — and explains what separates a "generic" bar from a premium one.

The one credential that matters: LBMA Good Delivery

Before the brand names, there is a single accreditation that underpins the whole market. The London Bullion Market Association maintains the Good Delivery List — the refiners whose large gold bars are accepted without question by the world's major bullion banks and vaults. A refiner earns its place by proving both assay accuracy and financial soundness, and the list is actively policed.

Every refiner in this guide is on the LBMA Good Delivery List for gold. That is the floor you should insist on: a bar from an LBMA-accredited refiner is sellable, at a fair price, almost anywhere in the world. A bar from an unlisted refiner may be perfectly good metal and still cost you time and a discount when you try to sell it, because the buyer has to verify what the LBMA already would have.

One nuance worth knowing, because it shows the list has teeth: accreditation survives scrutiny. When Frankfurt prosecutors opened a fraud investigation into part of Heraeus's recycling business in early 2026, the LBMA confirmed that Heraeus Precious Metals "remains a Good Delivery Refiner." When the Perth Mint went through an LBMA incident review in 2023, it too remained on the list, with the LBMA noting the credibility of its assay lab "was never in question" — and in 2025 the Perth Mint became an LBMA Referee, one of the handful of labs that arbitrates gold purity for everyone else. The system does what it is supposed to.

Cast vs minted: the difference you are paying for

Two ways to make a bar, and the choice drives both the look and the premium:

• Cast bars are made by pouring molten gold into a mould. They have a slightly rough, organic surface and sometimes visible cooling marks. They are cheaper to produce, so they carry the lowest premium per gram — the efficient way to buy weight. Metalor, Argor-Heraeus, Valcambi and C. Hafner all make excellent cast bars, and larger sizes (250 g, 500 g, 1 kg) are usually cast.
• Minted bars are cut from a rolled sheet and struck with a die, giving flat, mirror-bright faces and crisp detail. They cost more to make and command a higher premium, but they photograph beautifully and almost always come sealed in a tamper-evident assay card. PAMP's Fortuna and Argor-Heraeus's Kinebar are the archetypes.

Neither is "better." Minted bars buy you presentation and packaged security; cast bars buy you the most gold per dollar. For a large holding, cast kilo bars are the sensible core; for smaller, giftable, easily-verified pieces, minted bars earn their premium.

The refiners, one by one

PAMP Suisse

The best-known name in retail gold, based in Ticino, Switzerland, and part of the MKS PAMP group. The Lady Fortuna design (the Roman goddess of fortune) was the first bar to carry an artistic motif and remains the default "premium" bar worldwide. PAMP's real edge is Veriscan: a technology that photographs a bar's microscopic surface fingerprint and matches it against PAMP's database via a free app — accredited by the LBMA as a security feature in 2023. PAMP bars carry the highest recognition and, usually, the highest premium of the group. Bitgolder stocks the 1 oz Fortuna Veriscan bar and larger 10 oz pieces.

Valcambi

Another Swiss heavyweight, and the most versatile of the group on formats. Valcambi invented the CombiBar — a bar pre-scored into small squares that snap apart by hand, so you can hold consolidated value but liquidate a gram at a time. It makes everything from 1 g up to cast kilo bars, in classic yellow and "green gold." If you want one refiner to cover an entire ladder of sizes, Valcambi is it — from the 10 g bar to the 1 kilo cast bar.

Argor-Heraeus

A Swiss refiner in Mendrisio, famous for the Kinebar — a bar with a holographic "kinegram" engraved into the reverse, less than 0.0015 mm deep, that shifts pattern as you tilt it and is extremely hard to replicate. It is one of the most elegant anti-counterfeit features in the business, built into the metal itself rather than the packaging. See the 10 g Kinebar or the cast 1 kilo bar.

Metalor

A Swiss refiner with deep industrial and banking heritage, Metalor is the archetype of the "trusted workhorse" bar: LBMA Good Delivery, impeccable, and typically a touch cheaper than PAMP or Argor for the same weight because you are not paying for a signature design. Its MetalorCheck app authenticates kilobars and minted bars via a data-matrix code. For buyers who care about price per gram over presentation, Metalor cast bars — like the 1 kg cast bar or 100 g in assay card — are among the best value on the board.

Umicore

A Belgian materials group and one of the few major non-Swiss LBMA refiners on this list. Umicore bars are clean, well-priced and increasingly popular with European buyers who want an alternative to the Swiss names; since 2017 its bars up to 100 g ship in a sealed assay card with a matching certificate and a hologram. Options run from the 20 g bar up to the 1 kilo bar and even a 5 kg bar for serious weight.

C. Hafner

One of the oldest precious-metal houses in the world, founded in Germany in 1850, and a quietly excellent choice. C. Hafner bars are LBMA Good Delivery, keenly priced, and a favourite of European stackers who know the name. The range spans the 10 g bar to the 1 kilo bar, with a distinctive 25 g SmartBox multi-bar format.

Perth Mint

Australia's government mint and the maker of some of the most collectible cast bars anywhere, sealed in its tamper-evident CertiCard. As noted above, it is both LBMA Good Delivery and, since 2025, an LBMA Referee. Strong in the Asia-Pacific market and instantly recognised. Bitgolder carries the 1 oz Perth Mint bar and the Lunar Dragon design.

Royal Canadian Mint

The RCM's gold bars carry a unique serial number, the Chief Assayer's signature and a hermetically sealed assay card. The mint is best known for the Bullion DNA anti-counterfeit system on its Maple Leaf coins, but its bars trade on the strength of its assay reputation. The RCM 1 kilo bar is a benchmark large-format piece.

Premiums: how brand and size interact

Two forces set the premium over spot. Size is the bigger one: the fixed cost of making and packaging a bar is spread over more gold as the bar grows, so a 1 g bar might carry a double-digit percentage premium while a 1 kg bar carries a low-single-digit one. Brand is the second: premium-design minted bars (PAMP Fortuna, Argor Kinebar) sit a little above generic-but-excellent cast bars (Metalor, Umicore, C. Hafner) of the same weight.

Size	Fine gold	Approx. value at $4,030/oz	Relative premium
10 g	0.322 ozt	~$1,300	Higher %
1 oz	1.000 ozt	~$4,030	Moderate
100 g	3.215 ozt	~$12,960	Lower
250 g	8.038 ozt	~$32,400	Lower
1 kg	32.15 ozt	~$129,560	Lowest per gram

A one-kilogram bar holds 32.15 troy ounces — the most efficient way to buy bulk gold, and the reason "metalor 1kg" and "umicore 1kg gold bar" are such common searches. The trade-off is divisibility: a kilo bar is a single, large, all-or-nothing holding. If you may want to sell in pieces, a spread of 100 g bars, or a Valcambi CombiBar, buys you flexibility for a slightly higher premium. All Bitgolder bar prices track the live spot feed, so the figures above are illustrative — the current number is on each product page.

Resale, assay cards and liquidity

Three practical rules decide how much you get back:

• Keep the assay card sealed. A minted bar sealed in its tamper-evident card with a matching serial number sells faster and closer to spot than the identical bar loose, because the buyer does not have to wonder. Breaking the seal does not change the gold, but it does cost you a little at resale.
• Stick to LBMA refiners. Any bar from the names above is sellable almost anywhere. Step outside the list and you may face testing, delay and a discount.
• Brand matters most at the edges. In a normal market, a Metalor kilo bar and a PAMP kilo bar sell for nearly the same. In a stressed market, or a country where one brand dominates, recognition can be worth a percent or two. That is the real, modest premium you pay for a "name" bar.

Which refiner should you buy?

• Lowest cost per gram: cast bars from Metalor, Umicore, C. Hafner or Valcambi.
• Maximum recognition and resale confidence: PAMP or Argor-Heraeus minted bars.
• Best built-in security: PAMP Veriscan or the Argor Kinebar hologram.
• Divisibility: a Valcambi CombiBar or a ladder of 100 g bars.
• Bulk weight: a 1 kg cast bar from any LBMA refiner — buy on price.

Whatever you choose, the guarantee is the same: an LBMA-accredited refiner, a sealed assay card with a matching serial, and a dealer that stands behind it. Bitgolder stocks the full range of branded bars from every refiner above, priced live to spot and payable in Bitcoin, Monero, Litecoin or stablecoins with no ID under $350,000 and insured, discreet delivery. Browse them all on the buy gold with crypto page, and if you are not sure a bar is genuine, read our companion guide on how to tell if a gold bar is real.

General information only, not investment advice. Refiner accreditations and premiums change; verify current status and live pricing before you buy.

Frequently asked questions

Which gold bar brand is best?

For lowest cost per gram, cast bars from Metalor, Umicore, C. Hafner or Valcambi are best value. For maximum recognition and resale confidence, PAMP Suisse and Argor-Heraeus minted bars lead. All are LBMA Good Delivery accredited, so all are highly sellable — the choice is really price versus presentation and built-in security features.

What is LBMA Good Delivery and why does it matter?

The London Bullion Market Association's Good Delivery List names refiners whose bars are accepted worldwide without question, based on proven assay accuracy and financial soundness. A bar from an LBMA-accredited refiner (PAMP, Valcambi, Argor-Heraeus, Metalor, Umicore, Heraeus, Perth Mint, RCM, C. Hafner) sells easily almost anywhere; an unlisted bar may face testing, delay and a discount.

What is the difference between cast and minted gold bars?

Cast bars are poured into a mould, have a rougher organic surface, and carry the lowest premium — the efficient way to buy weight. Minted bars are struck from rolled sheet with mirror-bright faces, cost more to produce, carry a higher premium, and usually come sealed in a tamper-evident assay card. Neither is purer; both are 99.99% gold.

How much is a 1kg gold bar worth?

A 1 kilogram bar contains 1,000 g, or 32.15 troy ounces, of gold. At a spot price around $4,030/oz that is roughly $129,500 in gold value, plus a small premium — kilo bars carry the lowest premium per gram of any size, which is why they are the most efficient way to buy bulk gold. Prices track live spot and change constantly.

Do PAMP bars cost more than Metalor or Umicore?

Usually a little, yes. PAMP and Argor-Heraeus premium-design minted bars sit slightly above generic-but-excellent cast bars from Metalor, Umicore and C. Hafner of the same weight. In a normal market the resale difference is small; in a stressed market or a region where one brand dominates, the extra recognition can be worth a percent or two.

Does breaking the assay card reduce a gold bar's value?

It can. A minted bar sealed in its tamper-evident card with a matching serial number sells faster and closer to spot because the buyer does not have to re-verify it. Breaking the seal does not change the gold, but it removes that instant assurance and typically costs you a little at resale. Keep sealed bars sealed.