Stone jar which has been heavily restored in plaster from fragments. The drilled holes would have been filled with pigment or shell inlays.
Bibliography
Evans, Arthur. 1921. The Palace of Minos at Knossos, I, pp. 412-414, fig. 297
Myres, John (ed.). 1936. British Archaeological Discoveries in Greece and Crete 1886-1936, p. 23