In the world of precious metals, 100g of gold strikes the perfect balance between affordability, liquidity, and value retention. Whether you're a first-time investor or an experienced portfolio builder, a 100g gold bar offers a practical and efficient way to own a significant amount of fine gold without the higher cost of kilo bars or the higher premiums of smaller denominations.

What Is 100g of Gold?

100g of gold refers to a gold bar weighing exactly 100 grams, made of high-purity gold—typically 24 karat (999.9 fine gold). This size is among the most popular for private investors due to its manageable price point and excellent resale potential.

Each 100g gold bar usually features:

  • Refiner’s hallmark (e.g., PAMP Suisse, Valcambi, Baird & Co)

  • Weight: 100g

  • Purity: 999.9 fine gold

  • Unique serial number

  • Assay certificate (in most cases)

Why Choose a 100g Gold Bar?

1. Affordability with Substance

Compared to smaller sizes (1g, 5g, 10g), 100g of gold offers more weight at a lower price per gram due to reduced premiums. This makes it a cost-effective entry point into serious gold investing.

2. High Liquidity

100g gold bars are widely recognized and easy to sell through bullion dealers or marketplaces. They offer better liquidity than larger kilo bars, which may be harder to offload quickly.

3. Efficient Wealth Storage

A 100g bar is compact and discreet, making it ideal for private storage in a home safe or vault while still holding a high intrinsic value.

4. Globally Accepted

100g is a standard size across global bullion  100g of gold markets. Major mints and refineries around the world offer this format, ensuring wide recognition and trust.

Current Value of 100g of Gold

The value of 100g of gold is calculated based on:

  • The live spot price of gold per gram

  • Dealer premium (covers production, packaging, and margin)

As of mid-2025, with gold priced around £60–£65 per gram, a 100g gold bar would cost approximately:

£6,000 – £6,500, depending on brand and market conditions.

Investment-grade gold (like 100g bars with 999.9 purity) is VAT-exempt in the UK and many other countries.

Top Brands for 100g Gold Bars

When buying 100g of gold, choose LBMA-approved refiners for maximum credibility and resale value. Trusted names include:

  • PAMP Suisse – Known for elegant minted bars and secure packaging

  • Valcambi – Renowned Swiss craftsmanship

  • Baird & Co – The UK’s only LBMA-accredited gold refinery

  • The Royal Mint – Britain’s official mint offering heritage and quality

  • Heraeus – German refinery with a global reputation

Where to Buy 100g of Gold

You can buy 100g gold bars from:

  • Online bullion dealers like BullionByPost, Atkinsons, Chards, or GoldCore

  • Official mints such as The Royal Mint or Perth Mint

  • High street gold dealers in major cities like London, Manchester, or Birmingham

  • Banks and private vaulting services, depending on the region

Always ensure the bar comes with an assay certificate and is sealed in tamper-proof packaging to verify authenticity and purity.

Final Thoughts

Owning 100g of gold is a smart and stable way to protect wealth in uncertain times. It combines the security of physical bullion with the convenience of a manageable size and cost. Whether you're preparing for long-term savings, hedging against inflation, or simply diversifying your investments, a 100g gold bar is a wise and versatile asset to own.