en.wikipedia.org
en.wikipedia.org
diamondsdirect.com
Diamonds Direct
https://diamondsdirect.com › columbus-oh
gia.edu
Gemological Institute of America (GIA)
https://www.gia.edu › diamond
britannica.com
en.wikipedia.org
diamondsdirect.com
Diamonds Direct
https://diamondsdirect.com
bluenile.com
Blue Nile
https://www.bluenile.com › diamonds
diamondcellar.com
diamondcellar.com
Diamond Cellar
https://www.diamondcellar.com › pages › diamonds
gia.edu
Gemological Institute of America (GIA)
https://www.gia.edu › diamond-description
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