|Ounce||US Dollar||US Dollar||Ounce|
|1 Ounce =||1282.9 USD||1 USD=||0.00078 Ounce|
|2 Ounce =||2565.8 USD||2 USD=||0.00156 Ounce|
|5 Ounce =||6414.5 USD||5 USD=||0.0039 Ounce|
|10 Ounce =||12829 USD||10 USD=||0.00779 Ounce|
|20 Ounce =||25658 USD||20 USD=||0.01559 Ounce|
|25 Ounce =||32072.5 USD||25 USD=||0.01949 Ounce|
|50 Ounce =||64145 USD||50 USD=||0.03897 Ounce|
|100 Ounce =||128290 USD||100 USD=||0.07795 Ounce|
|1000 Ounce =||1282900 USD||1000 USD=||0.77948 Ounce|
Troy ounce (abbreviated t oz) is a mass unit of troy weight system. It is commonly used for measurement of gold and other precious metals. 1 troy ounce is equal to 31.1034768 grams, or 1/12 per troy pound. In fact, the London gold fixing prices are fixed based on the unit of troy ounce; therefore, the gold prices of this website use the unit of troy ounce.
The avoirdupois ounce is commonly used as a unit of mass in the United States. It is defined as 1/16 of an avoirdupois pound, equal to 28.349523125 grams.
As far as converting to gram, it is obviously that the troy ounce is heavier than the avoirdupois ounce. Equivalence between the two units is 1 troy ounce = 1.09714286 avoirdupois ounces. Additional, troy ounce is used for measuring precious metals and gemstones, whereas, avoirdupois ounce is used in measurement of daily life.