The percentage of gold content in 18k gold is 75%, which means there is 75% gold content in it. 18k gold refers to a composition of 75% gold and 25% other metals. Due to the addition of other metals, its ductility becomes stronger, hardness increases, and color becomes richer. Therefore, it is widely used in many jewelry items.
The advantages of 18k gold
1. Rich in color
118K gold contains 75% gold and 25% other metals. Due to its synthetic nature, it has a richer color. Common colors include white, rose gold, gold, etc. Their appearance is fashionable and beautiful, with more choices.
2. High hardness
K gold has high hardness and is not easily deformed. It has stronger support than platinum and is particularly suitable for the design of some large carat diamond rings. It can firmly set diamonds and showcase different diamond ring designs, and is not easy to fall off when worn for a long time.
3. Affordable prices
Because it contains 25% other metals and has low purity, the price of 18K gold is relatively affordable and cost-effective.
Disadvantages of 18k gold
Easy to change color
There is a layer of electroplating on the surface of K gold, which may cause discoloration of the K gold ring holder after long-term wear. This is because the coating will be worn off in areas that are frequently rubbed.