Troy ounce converter.
Convert troy ounces to grams, kilograms, tola and gemstone carats using a selected tola convention.
Troy ounce converter inputs
Troy ounces are used for precious-metal mass. The tola output uses the selected convention; confirm the market convention before trading.
Method: A troy ounce is multiplied by 31.1034768 grams. Each displayed unit is then derived from that common gram weight.
Inputs used: Troy ounces = 1 t oz
Assumptions: The result uses the values, units and options shown in the input snapshot.
Scope and warnings: Troy ounces are used for precious-metal mass. The tola output uses the selected convention; confirm the market convention before trading. Rounding and excluded real-world terms can make an external result differ.
How this troy ounce converter works
A troy ounce is multiplied by 31.1034768 grams. Each displayed unit is then derived from that common gram weight.
A worked example
One troy ounce equals 31.1034768 g, 0.031103 kg and 155.517 gemstone carats.
Is a troy ounce the same as an ordinary ounce?
No. Precious metals normally use troy ounces; an avoirdupois ounce is a different mass unit.
Calculations run on your device. Review your results before exporting or sharing them.
Use a troy ounce for precious-metal mass
One troy ounce is 31.1034768 grams. It differs from the everyday avoirdupois ounce, so verify the unit printed on a quote before comparing rates.
Tola is a selected convention rather than a universal conversion. Use the same convention as the buyer, seller or document you are checking.
Published by ToolMitra — methods and editorial approach.