|Ounce||US Dollar||US Dollar||Ounce|
|1 Ounce =||1286.8 USD||1 USD=||0.00078 Ounce|
|2 Ounce =||2573.6 USD||2 USD=||0.00155 Ounce|
|5 Ounce =||6434 USD||5 USD=||0.00389 Ounce|
|10 Ounce =||12868 USD||10 USD=||0.00777 Ounce|
|20 Ounce =||25736 USD||20 USD=||0.01554 Ounce|
|25 Ounce =||32170 USD||25 USD=||0.01943 Ounce|
|50 Ounce =||64340 USD||50 USD=||0.03886 Ounce|
|100 Ounce =||128680 USD||100 USD=||0.07771 Ounce|
|1000 Ounce =||1286800 USD||1000 USD=||0.77712 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.