Buying a genuine jade needs mind.Here are some suggestions.
First, when selecting diamond Jewelry you should pay attention to seeing whether diamond inlaid sites is smooth. Is there a relevant product identification certificate authority. Wipe the surface of group inlay jewelry by hand should not feel uneven or loose diamonds. The jewelry back and forth on the front slide in the clothes do not hang clothes to work on the fiber.titanium jewelry
Second, the selection of jade to be aware of when filling bleached or dyed by the poor quality of jade, jade, dyed and often contain heavy metals, harmful to health.
Third, the majority of the market now are cultured pearls, natural pearls are rare. Identify the authenticity of pearls, the easiest way is to friction between two pearls, if the skid is false.titanium necklaces
Fourth, the coral is real whenever you see radiating concentric circles on its surface.
Fifth, natural amber into the salt water will float 1:4, because the texture is very light amber. The natural amber will emit combustion or friction force pine scent, the lighting of 250 degrees Celsius, no residue after burning, and there will be significant man-made amber melted residues.
In addition professionals have pointed out, the crystal is divided into natural and artificial crystal crystal, whose composition is almost the same, or even physical, optical, chemical and also the same. In general, because the natural crystal is produced naturally by the earth, usually there will be crystals of inclusion, natural ice cracks, changes in clouds and ribbons. The artificial crystal was synthesized by the condensation from the factory or laboratory, so the production of crystal is almost perfect. In addition, natural or artificial, is not an absolute distinction between the standard price. Most insurance is to take the matter to experts jewelry.Male and female symbols Sweetheart Lovers Necklace Pendant