Laboratory-grown diamonds, coloured gemstone treatments, and nephrite jade are just a sampling of the topics explored at the Canadian Gemmological Association’s (CGA’s) 31st Annual Gem Conference in Vancouver.
Lucara Diamond Corp. has christened its 1758-carat stone ‘Sewelô.’ The name, which translates to ‘rare find’ in Setswana, was selected from more than 22,000 submissions in a contest open to all citizens of Botswana.
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