wholesale sterling gemstone jewelry
3 thoughts on “wholesale sterling gemstone jewelry How to see the authenticity of the diamond ring certificate”
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wholesale sterling gemstone jewelry
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kundan jewelry wholesale rate There are the following ways to see the authenticity of diamond ring certificates:
. See if the waist edges and laser marks of diamonds supported by the certificate are consistent with the certificate; Consistency;
. Three, real in the certificate data, real laser mark, and consistent number, then verify the weight of the diamond;
It if you do not believe in the results of the website and telephone inquiry, you can also go to the third -party certificate agency. Review.
But what you need to know here is that the domestic diamond appraisal certificate, generally the fairness of the identification is not stable enough. The domestic certificates are mainly national jewelry testing centers. So when your diamond re -examination is lower than your original certificate, don't think you are false. Many consumers took the diamonds bought by A to identify B. The results caused many misunderstandings, mainly due to local protectionism. Domestic to cut in the 7 major indicators of cutting -edge, foreign certificates to cut diamonds: 1. Table width ratio, 2. All -in -depth ratio, 3, crowned angle ratio 5, Crown high ratio 5, pavilion deep, pavilion deep Compared with 6, waist thickness ratio, 7, the bottom tip ratio is clear, at the same time, the polishing and symmetry of the cutting are very detailed, and the domestic certificate is too simple.
paper jewelry box wholesale How to simply identify the authenticity of diamonds?
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wedding bridal jewelry wholesale Pay content for time limit to check for freenAnswer Hello, kiss, there is the following ways to identify the authenticity of diamonds: 1. Harbin Qi Leaming method. Diamonds have good thermal conductivity. Diamonds on the diamond ring are breathless, and the surface of the diamond is covered with a layer of water vapor. If the water vapor on the surface of the diamond is quickly dispersed, then this diamond is true. If not, it may be fakes. 2. Pen distribution identification method. Diamonds are hydrophobic. When encountering oily strokes, the pen oil will be adsorbed on it. Using a ballpoint pen or a neutral pen, etc., draw a line on the diamond. If you can see a clear and coherent handwriting, it is a real diamond ring. Essence 3. Water droplet identification method. For diamonds, it is inherently hydrophobic, so it can verify whether its diamond ring is fake with water. New people can drop a drop of water above their diamonds. If the water droplets do not disperse for a long time, it is a real diamond. 4. Certificate appraisal method. Internationally, all diamonds greater than 30 points have diamond certificates. According to the diamond certificate number or the laser coding of the diamond waist to the relevant websites, the records can be found, and the diamond is true. 5. You can use some rough paper through the principle of high hardness of the diamond.nUse some rough paper to wipe on the surface of the diamond ring. If the scratches appear, it is a artificial diamond.nI hope my answer will be helpful to my kiss, I wish you all the best!n1 morenBleak