what is a troy pound 
a troy pound is 12 troy ounces while a standard pound is 16 standard ounces 1 troy pound 0 823 pounds the bottom linetroy ounces are used to measure weights of gems and precious metals one troy ounce is equal to 1 097 standard ounces making it around 10 heavier the name dates back to the 16th century french town of troyes which was an important trade center that standardized the troy ounce as 480 grains of barley correction nov 5 2022 a previous version of this article misstated the conversion amounts for a pound and a kilogram as it relates to the troy ounce 