An engraving device that forms a desired image via a plurality of engraved marks in a surface of an object via a working tool is presented. The engraving device includes a base comprising a retainer configured to retain the object, a X-direction displacement means located above the base, configured to displace the working tool along a X-axis along the surface of the object, a Y-direction displacement means located above the base, configured to displace the working tool along a Y-axis perpendicular to the X-axis along the surface of the object, and a Z-direction displacement means located above the base, configured to displace the working tool along a Z-axis toward and away from the object.