In the karat system, authentic gold is bidding as "24 karats fine" (24K). (Pure gold in bartering convenance is 99.95 to fine, but is nominally advised 100%.) The gold agreeable of any gold commodity depends on the admeasurement of’ authentic gold it contains. (See Chart B)
The best accepted adornment golds in the United States are:
24 K 100% gold (99.95 %)
18 K 18/24ths or 75% gold
14 K 14/24ths or 58.33% gold
10 K 10/24ths or 41.67% gold
