The authors participated in the excavation of ancient Messene in Greece in the summers from 1997 to 1999 and surveyed the architectural remains of the Grave Monument III from the Hellenistic period. In this paper they make restoration of its original form through the analysis of the measurements and drawings of the remains. As the results, the monument was built in ca.4.5 m square, and consists of platform of 3 steps, wall of 3 courses and cornice, being crowned by curved concave roof which was outstandingly unique.
