Diamond blurred when embedded in acid, ruby difficult to distinguish with the naked eye should be confirmed by certificates of quality grade. With pearls, can be used to sense weight.
In addition to the method using precision machinery, jewelry experts at Ruby Plaza (Hanoi) offers tips to consumers three ways to distinguish handmade natural diamond and artificial:
The first, put the diamond into a glass of water in order to see the brightness of the diamond. If a diamond is real diamond is illuminated, even if artificial light is dim.
Method 2, with the acid test. Embedding the diamond in the acid, it is not translucent diamond.
Option 3, try using the color bar. Use a piece of white paper 3 stripes painted green, red, gold and diamonds up to observe. Real diamond will not show clear color lines, color lines will blur, and synthetic diamonds will clearly see the color bar.
Often, diamond carat weight from 5 upwards on $ 500 or more. At Diamond House booth (located in the Ruby Plaza) has the diamonds imported from Japan, South Africa, Russia, Burma, Sri Lanka, the price of $ 10,000. According to Ms. Nguyen Quynh Nga (Doji company), the value of diamonds is based on the high gloss, carat weight and cut inlaid rectangular, round or green lentils ... Precision diamond grinding and polishing will be sharpness, bright as a mirror.
At VN have all the lines of rare diamonds from South Africa, with blue green, black, yellow champaigne, chocolate brown ... The diamonds are legends past, this has appeared on more noble form of jewelry .
Ruby (ruby) has two types: Vietnam and Burma. The eye is often difficult to distinguish each type, so the purchaser will be issued a certificate of infinite product warranty.
Saphire (jade), Emerald (emerald), marketed Paraiya usually imported from Japan, Brazil, Australia, Burma. Saphire imported from Russia alone can change color according to light. Suppose, to meet the sun, turns yellow jade, the light blue, turquoise blue variables. Doji Company, Ruby Plaza investors, said jewelry precious stones attached to this most valuable of 1,000 to tens of thousands of dollars.
For pearls, Le Manh Hung - Sales Director Delta Company - revealed to distinguish characteristics of natural and artificial pearls: Cultured pearls will be thinner than the thickness of the enamel, pearls natural worse, have a light shine.
In addition to the method using precision machinery, jewelry experts at Ruby Plaza (Hanoi) offers tips to consumers three ways to distinguish handmade natural diamond and artificial:
The first, put the diamond into a glass of water in order to see the brightness of the diamond. If a diamond is real diamond is illuminated, even if artificial light is dim.
Method 2, with the acid test. Embedding the diamond in the acid, it is not translucent diamond.
Option 3, try using the color bar. Use a piece of white paper 3 stripes painted green, red, gold and diamonds up to observe. Real diamond will not show clear color lines, color lines will blur, and synthetic diamonds will clearly see the color bar.
Often, diamond carat weight from 5 upwards on $ 500 or more. At Diamond House booth (located in the Ruby Plaza) has the diamonds imported from Japan, South Africa, Russia, Burma, Sri Lanka, the price of $ 10,000. According to Ms. Nguyen Quynh Nga (Doji company), the value of diamonds is based on the high gloss, carat weight and cut inlaid rectangular, round or green lentils ... Precision diamond grinding and polishing will be sharpness, bright as a mirror.
At VN have all the lines of rare diamonds from South Africa, with blue green, black, yellow champaigne, chocolate brown ... The diamonds are legends past, this has appeared on more noble form of jewelry .
Ruby (ruby) has two types: Vietnam and Burma. The eye is often difficult to distinguish each type, so the purchaser will be issued a certificate of infinite product warranty.
Saphire (jade), Emerald (emerald), marketed Paraiya usually imported from Japan, Brazil, Australia, Burma. Saphire imported from Russia alone can change color according to light. Suppose, to meet the sun, turns yellow jade, the light blue, turquoise blue variables. Doji Company, Ruby Plaza investors, said jewelry precious stones attached to this most valuable of 1,000 to tens of thousands of dollars.
For pearls, Le Manh Hung - Sales Director Delta Company - revealed to distinguish characteristics of natural and artificial pearls: Cultured pearls will be thinner than the thickness of the enamel, pearls natural worse, have a light shine.
