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Weight & Mass

Troy Ounces to Grams

Convert ozt to g quickly with this free online calculator. The page explains the conversion rule, gives practical examples and provides a quick reference table.

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CONVERTED RESULT—
Decimal places
CONVERSION RULE

1 troy ounce equals 31.1034768 grams.

How to use the Troy Ounces to Grams

  1. Enter the number you want to convert.
  2. Confirm the source unit shown beside the input.
  3. Choose decimal precision if you need more or less detail.
  4. Read the converted result.
  5. Copy the result when you need to use it elsewhere.

How the conversion works

1 troy ounce equals 31.1034768 grams.

For a simple fixed-factor conversion, the calculator multiplies the entered value by the stated factor. Temperature scales and certain specialized tools use their specific mathematical relationship instead.

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Common ozt to g conversions

oztg
1 ozt31.103477 g
2 ozt62.206954 g
5 ozt155.517384 g
10 ozt311.034768 g
20 ozt622.069536 g
50 ozt1,555.17384 g

Example

For example, entering 1 ozt gives approximately 31.103477 g using the rule above. Change the input to test your own value.

Frequently asked questions

The Troy Ounces to Grams converts a value from ozt to g using the conversion relationship described on this page.
Enter your value, review the source and destination units, choose the decimal precision and read or copy the result.
1 troy ounce equals 31.1034768 grams.
Use enough precision for your purpose. Everyday estimates usually need fewer decimal places; technical work may require more.
It can be a useful reference calculation, but safety-critical, regulated, contractual or specialized work should be verified against the applicable authoritative standard.

Accuracy note: This calculator is a practical reference. For regulated, safety-critical or specialized work, verify the result against the applicable standard.

Page reviewed: August 24, 2026.