The value of a diamond is mainly determined by its 4C index. 4C Index strictly classifies diamonds from four aspects: cut, clarity, color and size. The recycling value of different grades of diamonds is actually different. The recycling price of different grades of diamonds is actually different. Another thing to note is that most brand diamonds actually contain a serious brand premium. When recycling, the indicators of diamonds are not good, and often recycling is actually not that valuable. So how much 1W diamond can be recovered depends on the specific parameters of the diamond.