cheap wholesale bridal jewelry sets
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cheap wholesale bridal jewelry sets
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how to start a wholesale jewelry business The simplest method of diamond authenticity:
1, sinking method
? Because diamonds are the most hardness in the world, they will be harder than other stones. There are still some differences in products. So we can throw the diamond into the water and observe its sinking speed to judge the authenticity of the diamond ring.
Of course, there are certain limitations of this method. If the density difference between the two is not very large, the contrast is not very obvious. For example, it is not easy to distinguish between synthetic cubic oxidation Hao and Mozang stone.
2, drawing line method
This diamonds under the white paper that was applied to the ink. Because the refractive index and reflection rate of the diamond are very high, the light cannot pass, so you cannot see the white paper. Below. On the contrary, if the refractive index or reflectivity is not very high, you can see the content on the paper. This method is simple and easy to operate, and everyone can try.
3, Harbin qi
The qi method is a simpler way to judge the true and false diamonds. You only need to go to the countertop of the diamond, and then observe it in front of you. If the water mist disappears quickly, it is a real diamond. If it is an imitation, it takes a few seconds to disappear.
4, fire burning method
The melting point of diamonds is very high. We do n’t have to worry about being burned out, so really diamonds are not afraid of burning fire, and the interior of the fake diamond may be completely burned out. This method of judgment method may be completely burned. The most intuitive, if you are bolder, you can identify the authenticity of the diamond in this way.
5, see suction attachment
diamonds have absorbing force on mud and dirt. If friends are oily skin, they can touch their faces, and then touch the diamond. When diamonds, there will be that sticky feeling. Moreover, the surface of the diamond will leave fingerprints on the fingers, which is the characteristic of other gems.