A trader who has been running 0.10 lots on EUR/USD opens 0.10 lots on XAUUSD, sees gold move eight dollars against them in twenty minutes, and watches an eighty dollar loss appear on a setup they thought was small. Nothing broke. The contract is simply a different size, and the instrument routinely covers in an hour what a major currency pair covers in a day.
That is the entire beginner problem with gold, and it is arithmetic rather than strategy. Everything else, the drivers, the sessions, the levels, only matters once the sizing is right.
What one lot of gold actually is
XAUUSD is the price of one troy ounce of gold in US dollars. The standard CFD contract is normally 100 troy ounces, so the profit and loss per lot follows directly from the dollar move in the price.
| Position | Ounces | $1.00 move | $10.00 move |
|---|---|---|---|
| 1.00 lot | 100 | $100 | $1,000 |
| 0.10 lot | 10 | $10 | $100 |
| 0.01 lot | 1 | $1 | $10 |
Quoting conventions differ. Some brokers show two decimals, some three, and the word "pip" gets used for 0.10 by one firm and 0.01 by another, which is why gold arguments in trading groups never resolve. Ignore the word and work in dollars of price movement. Confirm the contract size on the instrument specification page of your own platform before you calculate anything, because a broker running 10 ounce contracts changes every number above. Our guide to lots and position sizes covers the general method.
What actually moves the price
Gold pays no interest and produces no earnings, so its main competitor is a government bond. When inflation adjusted yields rise, holding a non yielding asset costs more and gold usually struggles. When real yields fall, that cost disappears. This relationship explains more of gold's medium term behaviour than any chart pattern, and it is worth understanding in detail through the link between gold and real yields.
The second lever is the dollar itself. Gold is quoted in dollars, so a stronger dollar mechanically pressures the price for holders in other currencies. On top of those two sit the demand sources: central bank reserve buying, exchange traded fund flows, jewellery and industrial demand, and the defensive bid that appears when equities fall or geopolitical risk rises. That last one is inconsistent. Gold sometimes falls in a crisis because leveraged holders sell whatever is liquid to meet margin calls elsewhere, a pattern covered in safe haven flows.
Intraday, the calendar dominates. US inflation prints, payrolls and Federal Reserve communication move gold in dollars within seconds, and the spread widens while they do.
Hours and the daily break
Gold CFDs trade close to round the clock on weekdays with a scheduled daily break, typically around the New York close. Volume concentrates in the London morning and the London to New York overlap, and the Asian session is usually a quieter range that the European open resolves.
Two mechanical details catch people out. The instrument has a swap charge on both sides that is often noticeably larger than on a major currency pair, so holding gold for weeks has a carrying cost worth checking before you plan a swing position. And the daily rollover produces the same thin liquidity moment as currencies, where quoted spreads can widen sharply for a minute. Placing a stop a few dollars away from price across that window is asking for it.
Gold's average daily range in dollar terms is far larger than a major currency pair's, and gaps over weekends and around scheduled events are normal. Leveraged gold positions carry a high risk of loss, and a stop does not guarantee your exit price in a fast market.
Size from the stop, never from habit
The workable method is unchanged from any other instrument, but the numbers punish laziness. Decide the money you are willing to lose on the trade. Measure the distance in dollars from entry to the stop level the chart requires. Divide. On a 100 ounce contract, risking $200 with a $5.00 stop distance gives 0.40 lots; the same $200 with a $20.00 stop distance gives 0.10 lots.
What goes wrong is that traders keep the lot size constant and move the stop instead, which is how a wide, sensible structural stop turns into a tight one sitting inside normal noise. Gold's noise is expensive. A stop that would be generous on EUR/USD is often inside a single gold candle.
Where the setups come from
Gold respects horizontal levels and round numbers well, partly because so many participants watch the same ones. The common working method is to take direction from the daily and four hour chart, mark the levels that produced reactions, and wait for the London or New York session to trade into one of them rather than chasing a move already underway.
Plenty of traders outsource that scanning to an alert engine or a signal service, which is a reasonable use of time as long as the output is treated as information rather than instruction. A signal tells you where somebody else's model saw a setup; the sizing, the stop and the decision to take it remain yours. If you are evaluating that route, our guide to gold signal services sets out what to check before subscribing to anything.
The traders who last on this instrument tend to be unremarkable about it: fewer positions, wider stops, smaller lots, and no exposure across the big data releases unless that was the plan from the start.
"Everyone who blows up on gold tells the same story. They kept the lot size they used on EUR/USD and told themselves gold was just moving a bit more that week."
— Alex Onta, Executive Director, SINGUARD
Key Takeaways
- A standard XAUUSD lot is usually 100 troy ounces, so a one dollar price move is one hundred dollars per lot.
- Real interest rates and the dollar drive the medium term picture; US data and central bank communication drive the intraday moves.
- Swap costs and rollover spread widening matter more on gold than on major currency pairs, so check both before holding overnight.
- Calculate lot size from the dollar distance to your stop; never carry a currency pair lot size across to gold.
Frequently Asked Questions
What is one lot of XAUUSD worth?
A standard XAUUSD contract is normally 100 troy ounces, so a one dollar move in the gold price is one hundred dollars of profit or loss per lot. A 0.10 lot is ten ounces and a 0.01 lot is one ounce. Contract size is set by the broker, so confirm it in the instrument specification before sizing a position.
What moves the gold price the most?
Real interest rates and the US dollar dominate over weeks and months, because gold pays no yield and is priced in dollars. Over hours and days the movers are US inflation and employment data, Federal Reserve communication, central bank and ETF buying, and risk events that push money towards defensive assets.
Is gold more volatile than major currency pairs?
In practice yes. Daily ranges on gold are typically a much larger percentage move than on EUR/USD, and the spread is wider. That combination means the same lot size carries considerably more risk on gold, and position size has to be calculated from the stop distance in dollars rather than copied from a currency setup.