The Gold Scale - 2000x0.1g Professional Gold Price Calculating Scale Easy to work with, reduces time to calculate the price of gold in jewelry items or any gold alloy, reduces calculation errors. Enter current or target price of gold in dollars per troy ounce (works with other currencies too), scale keeps entered price in its memory, even if power is turned off. Chose between different weighing units, like grams, ounces, troy ounces or pennyweights, scale keeps entered units in its memory, even if power is turned off. Chose your items gold purity in karats, scale keeps entered purity in its memory, even if power is turned off. Place your item on the weighing platform, Read the price of the item based on the entered price of gold.