18k gold is an alloy with a gold content of at least 75%, that is, an alloy with a gold content of 18/24, and the remaining 25% is other precious metals, including platinum, nickel, silver and palladium. 18K gold is a kind of gold ornament with low cost and comfortable wearing.

According to the fluctuation of gold price, the price of 18K gold will fluctuate, and one gram of 18K gold is around 240 yuan. However, if you buy 18K gold jewelry from a jewelry brand, it is impossible to calculate the price according to grams, which will increase the processing cost, labor cost, brand added value and so on, and will be higher than the price of grams.

Extended data:

Maintenance method of AU750

1. When wearing a diamond ring inlaid with 18K gold, try to avoid contact with chemicals.

2. Avoid collision or friction between the diamond ring and hard objects such as metal.

3. Avoid placing the diamond ring in an environment that is too cold or too hot.

4, often gently wipe with a soft cloth, but avoid cleaning with hand sanitizer containing chemical components.