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28 Feb 2019 Does High Karat Mean Higher Quality Gold? Choose the purity level that makes the most sense for what you intend to use it for, whether you It is an extension of the older karat system of denoting the purity of gold by fractions of 24, such as "18 karat" for an alloy with 75% (18 parts per 24) pure gold by 11 Jul 2017 Because of the higher gold content in 18K pieces, it will also yield a higher price than 14K, and is usually a sign of a higher quality piece of Without a quality stamp on the item, you will not be able to know the type of gold used; if the jewelry is gold plated, rolled gold plated, gold filled etc. There are