at present, the world's artificial crystal glass manufacturing place is located on both sides of the north and south of the Rhine River, so it is also called rhinestones. Produced in the north shore of the called austria Swarovski drill ao zuan. It attracts enough sunshine and has good gloss. The South Bank is called Czech Diamond. The sunlight absorbed is not sufficient, and the luster is not as good as that of the Austrian Diamond.

In addition, there are Middle East style rhinestone, domestic rhinestone the ya ke li zuan. 1. The bottom of the diamond bottom is olive green, and its cutting surface can be up to more than 30 sides, so the refractive index is extremely high, and the reflected height has a deep feeling, because of its strong hardness, therefore, the gloss remains lasting, which is the best in this rhinestone. (The market price of a sesame-sized real Austrian Diamond will not be less than 1.5 yuan)

2. Czech Diamond, the bottom of Czech drill is golden yellow, and the cutting surface of the drill is generally more than ten sides, so the refraction effect is good, and the light can be folded and shining, and its hardness is strong, the gloss remains around three years, second only to the Austrian Diamond. (The market price of a sesame-sized real Czech Diamond will not be less than 0.7 yuan)

3. Middle East style rhinestone, the bottom of the diamond is khaki. This diamond is a low-cost rhinestone made by some Middle East sellers to cater to the market. Therefore, at first glance, it is not much different from Czech Diamond at the beginning of use, once used, its gloss retention time is very short.