10K, 14K and 18K Gold are most commonly used to manufacture gold jewelry and yet literally have less actual gold content.10K gold may have the number “417” stamped on it. This indicates that the items are 41.7% gold with the remainder being other metals or alloys such as silver or nickel.14K gold, may be stamped with “585” because the content of the metal is 58.5% gold. The majority of gold jewelry we see in our stores is 14K because it works perfectly for everything from rings and bracelets to chains and earrings.18K Gold jewelry is very popular in Europe and South America. It has a deeper golden tone than 10K and 14K gold and may have a “750” stamp indicating it is 75% gold