Karat is a unit of measurement used to determine the purity of gold alloys. It is denoted by the symbol kt. In the United States and Canada, karat is used, while carat denoted by the symbol ct. is used to refer to the measure of mass for gemstones.
In determining the purity of gold alloys, Karat means a proportion by weight of one part in twenty four or 41.66 parts per 1000. This means that the higher the carat value, the higher the proportion of gold in relation to the base metal content. Pure gold is 24 Karat. In the United
States the least measure of Karat that can be lawfully sold is 10k.
Simply put, the higher the Karat, then the higher the gold content and therefore higher monetary payouts for your jewelry items.
See Karat Value and Gold Content Below:
10k - 41.7% Gold Content
14k - 58.5% Gold Content
18k - 75% Gold Content
21k - 87.5% Gold Content
22k - 91.7 Gold Content
24k - 100% gold Content
Gold contains one or more alloys. These are metals such as copper, silver, or palladium which are mixed with pure gold. The use of copper gives a reddish tint to the gold. Alloying gold with nickel or palladium subdues the bright yellow color to create "white gold." Since gold is a soft, easily shaped element, adding harder metals makes gold jewelry and pieces more durable