The gold to silver ratio is the most watched number in the stacking community after the metal prices themselves. It is also one of the most misunderstood.
What it is
The ratio tells you how many ounces of silver it takes to buy one ounce of gold. Divide the gold price by the silver price, using the same currency for both, and the result is the ratio.
If gold is at 6,900 and silver at 100 in the same currency, the ratio is 69. That is all it is: a single number expressing the relationship between two prices.
Because it is a ratio of two prices in the same currency, the currency cancels out. The ratio is the same whether you calculate it in New Zealand or US dollars, which is why it gets quoted internationally without a currency attached.
Reading it
A rising ratio means gold is gaining relative to silver, so silver is getting cheaper in gold terms.
A falling ratio means silver is gaining relative to gold.
Note what the ratio does not tell you. It says nothing about whether either metal is rising or falling in absolute terms. The ratio can climb while both metals fall, if silver falls faster. It is a relative measure only.
Some historical context
Under historical bimetallic monetary systems, the ratio was often fixed by law, commonly somewhere near 15 or 16 to one, roughly reflecting the relative abundance of the two metals in the earth's crust.
Once both metals were demonetised and left to trade freely, the ratio became a market price like any other and has ranged very widely since. Modern readings have swung across a broad band, and the ratio has spent long stretches well above its historical bimetallic level.
This matters because people sometimes treat the old fixed ratio as a natural resting point the market should return to. There is no mechanism forcing that. The old number was a policy decision, not a law of nature.
Why the ratio moves
Mostly because silver is more volatile than gold, and the reasons are structural.
Roughly half of silver demand is industrial, which ties it to the manufacturing cycle. Gold has no comparable exposure. The silver market is also far smaller than gold's, so the same flow of buying or selling moves silver further.
The practical result is that the ratio tends to widen when the economy weakens, since industrial silver demand softens while gold holds up. It tends to narrow when industrial activity is strong or when silver attracts speculative interest.
Our articles on what moves the gold price and what silver is used for cover the underlying drivers.
How stackers use it
Some long term holders use the ratio to decide which metal to add to, buying whichever looks cheap relative to the other, and some go further and swap between the metals when the ratio reaches levels they consider extreme. The logic is that if the ratio later reverts, the swap leaves them holding more total metal.
Three honest caveats on that.
There is no guaranteed reversion. The ratio can stay wide or narrow for years. Nothing compels it to return to any particular level.
Swapping has real costs. Every exchange means selling at a dealer's buy price and buying at a dealer's sell price. Do it repeatedly and the spread consumes a meaningful share of any gain. Our article on premiums and spreads covers this.
Bulk changes. Swapping gold for silver at a wide ratio means taking delivery of a great deal more physical metal, with the storage and handling that implies.
It is a description, not a forecast
The ratio tells you where the two metals stand relative to each other right now. It does not tell you what either will do next, and treating a historical average as a target the market owes you is a misreading of what the number is.
Frequently asked questions
How do you calculate the gold to silver ratio?
Divide the gold price by the silver price, both in the same currency. The result is how many ounces of silver equal one ounce of gold.
What does a high gold to silver ratio mean?
That silver is cheap relative to gold. It says nothing about whether either metal is rising or falling on its own.
What is a normal gold to silver ratio?
There is no normal. Historical bimetallic systems fixed it near 15 or 16 to one by law, but since both metals were demonetised the ratio has ranged very widely.
Why is silver more volatile than gold?
Around half of silver demand is industrial, tying it to the economic cycle, and the silver market is much smaller, so the same pressure moves it further.
Does the ratio predict prices?
No. It describes the current relationship between two prices and carries no forecasting power.
Browse both metals
We stock gold and silver in coins, rounds and bars. See the range or visit the showroom at 124 Peterborough Street, Christchurch.
This article explains a market metric and is general information, not financial advice.