wholesale ab bead jewelry supply How to sign the authenticity of the diamond ring?

vintage jewelry charm wholesale Harbin Qi test wedding diamond ring authentic:

The breath on the diamond ring. If the water and gas on the diamond ring disappear immediately, it is a real diamond ring, and if the water and gas stay on the diamond ring for a few seconds, it will disappear before it disappears. For imitation.

The water droplets test wedding diamond ring authentic:

drops of water on the diamond ring. Water droplets are dispersed in a relatively short time.

The oily pen test Diamond ring authentic:

In a special pen or ballpoint pen with an oily ink to draw a line on the diamond surface of the diamond ring. Straight lines indicate that this diamond ring is true. And if the dotted point is left at the line, it indicates that it is a imitation product. However, using this method to test the mirror with a magnifying glass to observe.

The white paper line test diamond ring is true and false:

Then a black line on the white paper, put the diamond on the side of the diamond on the line, if It cannot be seen that the line indicates that the diamond ring is true, and if you can see it, it is false.

Itt the adsorption test diamond ring:

diamonds have strong oil and dirt adsorption. Touching diamonds with your fingers will feel adhesive, with sticky feelings. Essence This is nothing else. In this way, you need to strengthen the touch of training your fingers.

The authenticity of the diamond ring of single -fold light test:

The essential characteristics of the diamond determine the single -fold light of the diamond ring. And most of the other natural gems or artificial gems are double -fold. The impersonal diamonds are observed at 10 times the large mirror. From the perspective of slightly obliquely on the front, it is easy to see overlapping images of the edges and corners, and at the same time present two bottom lights.

Drived luster test wedding diamond rings are true and false:

The good diamonds are compared with counterfeit products under the incandescent light of 100 degrees. It is easy to compare which one has King Kong luster. But this method should not be performed under the light or too strong light.

dennis hogan jewelry wholesale 1. Diamond heat transfer capacity is very high. You can get angry on its surface, and the mist disappears immediately in less than two seconds.
2. You can wet the diamond water first, and then use the pencil gently. On the crystal surface of the real diamond, the place where the pencil passes is without trace. Crystal and other materials will leave traces on the surface. Note: Under normal circumstances, use a pencil to identify the authenticity of diamonds. The accuracy of this method is relatively high. However, in identification, you need to obtain the permission from the merchant and pay attention to some old diamond jewelry. It should not be infiltrated with water, because if it is copper or silver and other materials for inlaid jewelry, it is easy to oxidize
I am talking about the routine and firm methods of diamonds. If you still do n’t understand, you can directly learn about the Haiedian International Wedding Diamond Agency.