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Troy-ounce weight converter

Convert troy ounces, ordinary ounces, grams and kilograms.

Weight

Unit

Grams

Troy ounces

Ordinary ounces

Kilograms

Troy ounces are not ordinary ounces.

One troy ounce is approximately 31.1035 grams. One ordinary avoirdupois ounce is approximately 28.3495 grams.