18K gold (white) how much is one gram

As of April 2020, 200 to 300 per grams.
Is when wearing a diamond ring with 18K gold inlaid, try to avoid contact with chemicals.
18k gold's primary color is golden yellow, and the white 18K gold we see is the color after electroplating. If it is often exposed to items containing chemical ingredients, the plating layer is easily corroded, and the primary color of 18K gold is exposed.
Is take the diamond ring when applying makeup removal, do not wear diamond ring to cook, wash, or do chemical experiments. Before doing these things, you should gently place the diamond ring in jewelry boxes specializing in diamond ring.
18k gold identification method:
1, the proportion of 18K gold is far lower than the real gold, and it is obviously lacking a sense of weight;
2, the naked eye to see the fake 18K gold technology, the structure is slightly rough, the luster is not not gloss Bright, large connection, a closer look at the golden skin that seemed to fall off. The old goods can be seen with traces of degeneration. The really 18K gold craftsmanship is delicate and shiny;
3, see the product label steel print, the real 18K gold product has steel prints engraved It is G18K, 18K or AU750, G750, and the label is named 18K gold; the fake 18K gold steel is printed with 18KGP or 18kgf, etc. The labels are called alloy or 18K casting.
The above reference: Baidu Encyclopedia-18K gold

Many people think that "18K" is a heavy unit. In fact, "18K" refers to the purity of gold in jewelry in jewelry. In theory, 100%of the gold content is 24K, but in fact, there is no 100%purity gold in the world, so 18K gold can be said to be very precious.
Mu gold jewelry only referred to gold or gold or gold. In fact, 18K refers to 75%of the ingredients. The color of 18K jewelry is yellow or white because another 25%of the metal is determined. White 18K is usually called "Platinum". You can also see the marks of 18K, AU750, and G750 on the jewelry.
Is we know the difference between 18K gold and 24K gold and platinum. So is there a difference between the two different purity contents of the two different purity content? Compared with 24K gold, how much is one gram of 18K gold? The value of 24K gold is now high at 300-400. Wandering between. The 18K gold has the advantages of strong ductility and high hardness, high hardness, and changeable color. The accessories are designed with 18K gold. The shape is more creative and the complexity can be higher. So the value of 18K gold is not inferior to gold.

but the value of 18K gold is also very different. K gold is rich in color, including white K gold, yellow K gold, rose gold, black gold and so on. "K gold" refers to the natural color of K gold itself, and it is called K platinum. According to different gold processes and whether it is used for diamonds, how much is the price of 18K gold and one gram of price, which is not generalized.
is not calculated at the price of gold. According to the styles and differences designed by 18K gold, the value of the difficulty is the value of 18K gold. Sometimes in Europe, one gram can reach the value of 1,000 yuan so that it exceeds the price of any precious metal.