Diamonds have many unequaled qualities and is very unique amongst precious minerals. It is the hardest substance, it is the greatest conductor of heat, it has the highest melting point of any substances


The unique character of this wonder of nature calls for artistic skills. Knowledge of the raw materials, assessment of the poetical, and creativity are key points for the diamond-cutter.


JOISILVA envisions a world in which artisanal and small-scale miners have ac­cess to the opportunities, information and tools they need to work with dignity within flourishing, self-sustaining communities, as valued actors in the formal economy and as contributors to their country’s develop­ment.