Gold Weight Converter

Convert precious metal weights between Troy ounces, grams, and Pennyweights (dwt).

Grams31.103
Troy Ounces1

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Precious Metal Weights

Gold, silver, and platinum are weighed using the "Troy" system, which is heavier than the standard "Avoirdupois" system used for groceries and human weight.

Troy Ounces vs Standard Ounces

A standard ounce is 28.349 grams. However, a Troy Ounce is exactly 31.1034768 grams. Always ensure you are using Troy ounces when dealing with bullion.