Water-jet cutting process, assembly of inserts, casting and polishing of inlaid floor in Eramosa, Bianco Thassos, Estremoz, Crema Marfil, Rosso Alicante. The inlay technique is carried out with machines with water-jet cutting that allow to realize shaped drawings with very high precision. The individual inserts, once cut, are grouped according to the type and numbered according to the technical drawing. Each single piece is then assembled with its adjacent to compose the required design. After assembly, the casting is carried out before the final polishing/crystallization of the surface for a planar and brilliant result.