:
08 2016 .

International Grown Diamond Association (IGDA) ( ) , . IGDA , -, Rough&Polished.

- , 10 , , - International Grown Diamond Association. , , . , IGDA , , .

׭- (Richard Garard), Microwave Enterprises (), : IGDA , , , , , , , .

, IGDA , , .

׭- - IGDA (Vishal Mehta), IIa Technologies (), : IGDA , , , , , , .

- IGDA Washington Diamonds, New Diamond Technology, Scio Diamond, Golcondia, Pure Grown Diamonds, Polished Diamond Company, Diamond Foundry, MiaDonna & Company Chatham Created Gems & Diamonds, .

[ rough-polished.com ]

  • 06 2020 .
  • VS
    31 2020 .
  • ?
    10 2020 .
  • 25 2020 .
  • 09 2020 .
  • : , , , ,

-