|Ounce||US Dollar||US Dollar||Ounce|
|1 Ounce =||910.73 USD||1 USD=||0.0011 Ounce|
|2 Ounce =||1821.45 USD||2 USD=||0.0022 Ounce|
|5 Ounce =||4553.63 USD||5 USD=||0.00549 Ounce|
|10 Ounce =||9107.25 USD||10 USD=||0.01098 Ounce|
|20 Ounce =||18214.5 USD||20 USD=||0.02196 Ounce|
|25 Ounce =||22768.13 USD||25 USD=||0.02745 Ounce|
|50 Ounce =||45536.25 USD||50 USD=||0.0549 Ounce|
|100 Ounce =||91072.5 USD||100 USD=||0.1098 Ounce|
|1000 Ounce =||910725 USD||1000 USD=||1.09803 Ounce|
Karat is an ancient unit to indicate the purity of gold alloys. A unit karat contains 4.1667% gold, or equal to 1/24 part. Therefore, the value of Karat gold represents the different proportion of gold. 18K gold is referred to as pure gold that means 75% gold mixed 25% other metals.
Generally speaking, karat gold is used to make gold jewelry. The karat gold has rich colors because of being mixed different metal, such as copper, silver or zinc. When karat gold shows red that mixes some copper in gold; when it shows light red that mixes some copper and a little silver in gold. Thus, the color of karat gold is based on the mixed metals and their proportion.