1998 , 21 2018  

 




20
50
100








-















" "

 

 

, , Hong Kong Gem & Jewelry Fair, , .

: 250 ( , ) , , -. (GIA).

ǭ 11 , . GIA, , .

- 15 - 11- .

. , , Russian cut, , . , , - .

, , True Colours ( ) . , True colours 1-2 .

2018 , 19 . .

: [ ]

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