1998 , 19 2018  

 



20
50
100








-















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:
: 10


[ 21 '18]
. 2021 -
" " ( ), , 60 - , " ", 50-60 - 5 10 . ....
...
 
[ 19 '18]

2017 , 23 2018 . 2011 63%, 30,5%....
...
 
[ 18 '18]
:
. ....
...
 
[ 12 '18]

, , Hong Kong Gem & Jewelry Fair, , . : 250 ( , ) , , -....
...
 
[ 11 '18]
50 ! !
, ? , , , , . ; , , , ....
...
 
[ 07 '18]

Indian Commodity Exchange (ICEX) , . 1 , 0,3 0,5 , ICEX....
...
 
[ 04 '18]
$15 2035
$1,9 , , 22% $5,2 2023 $14,9 2035 . , , (Paul Zimnisky)....
...
 
[ 31 '18]
12 $50
61 500 (12,3 ), 10 , , The Wall Street Journal (WSJ). Yulong Eco-Materials, , $50 ....
...
 
[ 31 '18]
GIA ,
(Gemological Institute of America, GIA) - 3,35 , , , Rapaport. : GIA , , , ....
...
 
[ 30 '18]

, , , . Ultra C, , ....
...
 


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