To provide an engraved stone material body on which a pigment can be easily spread on even a line engraving with an approximately 300 μm regardless of a situation that engraving of a stone material by a laser processing has been conventionally used, and relatively deep engraving and large line engraving are applied, but it is difficult that a fine color expression is freely adopted.

The engraved stone material body structure bringing about a rich expression is prepared by smoothly processing an optional face of the stone material, forming an unevenness along an optional pattern on the face by a laser processing, and spreading a monochrome or multi-color pigment on the recessed face.