Platinum diamond necklace how to identify, chengdu buy platinum diamond necklace how to discern between true and false?

Platinum diamond necklace how to identify, chengdu buy platinum diamond necklace how to discern between true and false? Chengdu diamond distinguish true and false, do you have a thermal conductivity detector can distinguish, because of the thermal conductivity of diamond is the supreme, commonly used in industry and aerospace technology, when thermal conductivity meter vertical contact diamond after preheating mesa after making clear drops calls that is true. Identify quality, diamond has 4 c principle, namely, weight, color, clarity, cut, general store will be a certificate can be reference for consumers, the certificate request to the inspection certificate, national inspection inspection center for gold and silver jewellery or issued by the international such as GIA, HRD, IGI certificate etc. There are clearly marked. Online to buy a diamond ring, so precious things reliable? See here, you may have doubts, online to buy a diamond ring, so valuable and reliable? We just said that the diamond is the world's most standardized products, as long as to master the knowledge about the diamond 4 c, is can rest assured to buy a diamond ring on the Internet. Because the classical merchants to provide product quality policy ( The diagram below) 。 Naked drill, for example, businesses will also provide GIA, NGTC, such as product certificate, GIA naked drill have serial number on the certificate, at the same time in the diamond waist will be engraved with the laser anti-counterfeiting code is consistent with the corresponding certificate. As long as the certificate and diamond waist two number is consistent, basic can say no. Can also directly on the GIA's official website inquiries, just enter the diamond weight and number, detailed information about the diamond can be found out, big can rest assured consumption. The 'Paris and 18 k gold diamond pendant, like the fashion capital of Paris, magnificent, romantic, delicate, see the enchanted, memorable. Sparkling diamonds, inlaid in classic four claw way, especially can show the beautiful light, beautiful double circular transition, as if beautiful met in Paris, exquisite group with small drill, shining, just to foil the beauty of you. Address: jinjiang district ZongFu road no. 2 times square A 1609 jewelry consultation telephone: 028 - - 86659920 jewelry website