Since ancient times, jade lucky legend, was elected as the evil things auspicious , it is power, pure and noble, elegant, luxurious , modern science is only contains natural jade elements beneficial to human body , a symbol worn by the human body absorb trace elements in human diseases and thus play a factor in the unfortunate balanced . Auspicious dragon myth, can heaven into the earth , clouds cloth rain , something of interest , but also Quxie GVC, all the benefits of God. Suntory dragon pendant to wear a symbol of the wind , Long wealth , honor outstanding. Later , the dragon as a symbol of imperial power , and the various dynasties in Chinese history , the emperor also call themselves " real dragons " , the palace also use the artifact dragon decoration. The dragon is the Chinese people 's ancestors were gods, generals ancestor worship "dragon ." Jade and body wear long body, jade frictional contact , trace element gets into the body , the body's balance of trace elements . The case of hair zinc can activate insulin regulation of energy metabolism to maintain the body's immune function , promote children's mental development, anti-cancer , anti- abnormal , anti-aging and other effects. Manganese can cause the body from free radical damage, a protein involved in the synthesis of vitamins , promote blood circulation, accelerate metabolism , aging and prevent Alzheimer's disease, osteoporosis, atherosclerosis and so on. Science Test: Jade also has a special " photoelectric effect " pressure , cutting and polishing , to complete the process so that the effect will be centrally stored , forming a "Electromagnetic directed , " and physical problems can absorb far infrared waves , and thus cause strong resonance of water molecules in human cells , so that a light massage , improve microcirculation system function, blood circulation, increase metabolism, activation of cells and tissues , regulating the meridians precise operation , enhance rapid response , improve immune function. Natural materials, natural colors , perfect workmanship , as shown in the picture. Product Details Shape / Type : Pendant / charm / necklace Material / Gem: natural black jade Class / Type : 100% A grade / A type / A level Place of Origin: China Shipping / Handling : Standard international shipping ( 10-18 days for delivery ) Emerald colors and varieties: dark green , icy varieties Size : Approximately 6 cm wide and 4 cm manual measurement error is inevitable , please received prevail in kind ! Weight (g / ct ) : ~ 20.38 g / 56.9 kt Luster: vitreous luster Surface texture : COFCO Condition: Excellent Shipping Policy : Standard international shipping : 10 - 19 days to deliver to you Yes, we provide a tracking number , so you can keep track of all information . Registered mail All of our registration packet online inquiry letter , Thank you for reading , if you have any questions , please contact me.