bracelet tube wholesale jewelry supply What does AU750 mean on Saturday?

inspired jewelry wholesale For reference only
1. Gold is a unified national standard, and no one is particularly good. They are all the same, but the brands are different. In addition, the processing process and goldenness of gold jewelry are also an important factor affecting its price.
2. Gold (GOLD) is a single form of chemical element gold (chemical element symbol AU). It is a soft, golden, corrosive precious metal. Gold is one of the rare, precious and most valued metals. Internationally, gold is generally based on ounces, and ancient China was used as a gold unit. It was a very important metal. It is not only a special currency for reserves and investment, but also an important material for the jewelry, electronics, modern communications, aerospace and air industry and other departments.
3. The chemical symbol of gold is AU, and the English code in finance is xauusd or GOLD.
This refers to alloy containing 75%gold and 25%of other metals, commonly known as 18K gold.
AU750, because it is 25%for other metals, can also make different colors, such as white, pale yellow, pink (rose gold). The price of the AU750 is not very expensive, but because its selling point is a craft style. Therefore, the AU750 also sells more according to pieces, and the price is higher after making good -looking technology. The disadvantage of the AU750 is mainly to wear it for a long time, and it will be a bit dull. Generally, there are no problems in about two years.
au is the chemical element symbol of gold. The 750 refers to 750 per thousand, the foot gold is 24K, and the 750 % of the 24K is 18K. The inner and pendants of many rings will be engraved with AU750, and the AU750 is 18K gold, which contains 75%of gold. So the marking 750, no matter what the previous symbols are, are 18K, 18 divisually with 24 equal to 75%, and 24K gold is sufficient gold.

jewelry forms wholesale