Pay content for time limit to check for freenAnswer dear, this is a 75%gold -containing jewelry AU is the chemical symbol of gold, and 750 refers to the gold content. Therefore, the AU750 means that the material is composed of 75%of the gold. 25%of other metals synthesized metal.nI asked my friends to buy it, I am afraid it would be false, so I would like to asknThe CFX that answers the ring generally refers to the product label, the product code, or it can also refer to the product name. It is the method of internal identification.nAfter the question, there are two letters of zh.nAnswer ZH, the small one is not clear, I'm sorry, I can't flicker younQuestion AU750 explains that this ring is a diamond ring?nSilver ringnAnswer so he contains 75% of the gold contentnWhen buying valuable items, you must go to the big brand of shopsnDon't worry about 75%of the gold content is silver and normalnMore 8nBleak
AU should be the density of gold in jewelry.
Pay content for time limit to check for freenAnswer dear, this is a 75%gold -containing jewelry AU is the chemical symbol of gold, and 750 refers to the gold content. Therefore, the AU750 means that the material is composed of 75%of the gold. 25%of other metals synthesized metal.nI asked my friends to buy it, I am afraid it would be false, so I would like to asknThe CFX that answers the ring generally refers to the product label, the product code, or it can also refer to the product name. It is the method of internal identification.nAfter the question, there are two letters of zh.nAnswer ZH, the small one is not clear, I'm sorry, I can't flicker younQuestion AU750 explains that this ring is a diamond ring?nSilver ringnAnswer so he contains 75% of the gold contentnWhen buying valuable items, you must go to the big brand of shopsnDon't worry about 75%of the gold content is silver and normalnMore 8nBleak