How It Works
The change is the last price in the selected period minus the first price in the period, divided by the first price. Prices come from the live 30-day daily history in USD per troy ounce.
How to Use
Choose a period in days, then press Calculate. The tool shows the start price, end price and percent change.
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Frequently Asked Questions
How is the gold price change over time calculated?
The change is the end price minus the start price, divided by the start price, shown as a percent.
Which prices does the history calculator use?
It uses the live daily history from the ToolZana feed, in USD per troy ounce.
How far back does the history go?
The feed provides about 30 days of daily prices. Longer periods may be limited to the history available.
Does it predict future prices?
No. Past price changes do not predict future prices.
Can I see the daily history chart?
Yes. Country gold price pages show a 30-day up and down chart from the same history data.