|Ounce||US Dollar||US Dollar||Ounce|
|1 Ounce =||512.58 USD||1 USD=||0.00195 Ounce|
|2 Ounce =||1025.15 USD||2 USD=||0.0039 Ounce|
|5 Ounce =||2562.88 USD||5 USD=||0.00975 Ounce|
|10 Ounce =||5125.76 USD||10 USD=||0.01951 Ounce|
|20 Ounce =||10251.53 USD||20 USD=||0.03902 Ounce|
|25 Ounce =||12814.41 USD||25 USD=||0.04877 Ounce|
|50 Ounce =||25628.82 USD||50 USD=||0.09755 Ounce|
|100 Ounce =||51257.64 USD||100 USD=||0.19509 Ounce|
|1000 Ounce =||512576.4 USD||1000 USD=||1.95093 Ounce|
Karat is a ancient unit to indicate the purity of gold. A unit karat of gold is 4.1667%, therefore, the different Karat gold represents the different proportion of gold. 24K gold represents 100% gold, that is the pure gold; 10K gold represents 41.7% gold mixed 58.3% other metals.
Generally, karat gold is used to make gold jeweler. The varied color of karat gold is mixed different metal, such as copper, silver or zinc. As the gold mixes copper, the color of karat gold is red; as the gold mixes copper and a little silver, the color of karat gold is light red. Thus, the color of karat gold is according to the mixed metals and their proportion.