OUR KNOWHOW Mattioli continues investing in its own state-of-the-art factory where it has complete control over the entire product cycle, from the selection of semi-precious and precious stones sourcing, to the melting of the ingot, to the most up-to-date techniques relying on the talent of over 100 expert master jewelers, to the finished pieces, guaranteeing outstanding quality, environmentally-harmonious jewelry and the exclusivity of all the models created.