Hand holding a gold bullion bar

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When sterling weakens, gold in pounds tends to rise even if the dollar price stands still.

Gold is priced in US dollars on the world market, but a saver in Manchester or Glasgow does not spend dollars. What matters to a UK household is the gold price in pounds, and that price moves with two things at once: the dollar price of gold and the GBP/USD exchange rate. When sterling weakens, gold in pounds tends to rise even if the dollar price stands still.

That mechanism is why a growing number of UK savers buy gold bullion as a small reserve alongside their cash savings. Not as a bet on the metal alone, but as a way to hold part of their wealth in an asset that does not depend on the fortunes of the pound.

How the currency effect works

Take a simple example. If gold trades at a fixed dollar price and the pound falls from $1.30 to $1.20, an ounce of gold suddenly costs roughly eight per cent more in sterling. Nothing happened to the metal; the pound simply bought fewer dollars. For a UK saver, that move shows up as a gain on their gold holding at the very moment the purchasing power of their pounds on imported goods, holidays and energy is under pressure.

The effect is strongest when both drivers point the same way. Periods of global stress often lift the dollar price of gold, while domestic political or fiscal worries weigh on sterling. When the two coincide, the gain in pounds is larger than either move on its own. That combination is exactly what a currency hedge is meant to capture.

Two episodes that made the point

The referendum result of June 2016 is the clearest example. Sterling fell from around $1.50 to roughly $1.32 in a single day, and gold in pounds jumped far more sharply than gold in dollars. Savers holding bullion saw a large part of the currency loss on their cash balances offset.

The mini-budget of September 2022 told a similar story. Sterling slid to a record low near $1.03. In dollar terms gold had a flat to slightly negative year, yet the sterling price ended 2022 noticeably higher, largely because of the weaker pound.

A hedge, not a guarantee

The currency effect works in both directions. When sterling recovers, gold in pounds can lag the dollar price. And if the dollar strengthens while real interest rates rise, gold can fall in both currencies at once, as it did between 2011 and 2015, when the dollar price dropped by more than 40 per cent. Gold also pays no interest, so every year you hold it you give up the rate on a savings account.

For those reasons most advisers treat gold as a modest allocation, often in the range of five to ten per cent of a portfolio, rather than a replacement for cash or equities.

Practical ways UK savers hold bullion

Owning gold for currency protection comes down to a few practical choices:

• Bars in a professional vault: allocated bullion stored in a secure, independently audited vault and insured against theft, damage and loss avoids the risks of keeping metal at home.

• Legal ownership: check that the bullion is registered in your name, so you hold the metal itself rather than a claim on a provider.

• Good Delivery standard: bars that meet the LBMA standard are at least 99.5 per cent pure and can be traded worldwide. Some providers go further and only buy from refiners that work to 99.99 per cent.

• VAT: investment gold is exempt from VAT in the UK, so the full amount goes into the metal.

• Costs: compare the spread, the transaction fee and the annual storage charge before you start.

You do not need a large sum to begin. Some providers let you buy from £50 and become part owner of a large LBMA certified bar, which makes it possible to build a position gradually instead of choosing one entry point.

Timing and the monthly approach

Trying to time both the gold price and the exchange rate is a double gamble. A monthly purchase of a fixed amount smooths out both movements: when sterling is weak you buy less gold for your pounds, when it is strong you buy more. Over several years the average cost evens out, and the holding does what it is meant to do, which is to protect part of your savings against a falling pound.

Before committing, it is worth following the gold price in pounds for a few weeks next to GBP/USD. Seeing how the two interact makes it easier to decide how much of your savings you want to hold outside sterling, and to stick to that decision when the headlines get loud.