This seal shows a quatrefoil design, which Evans compared to later designs at Mycenae and Egypt, showing Minoan influence.
Bibliography
Evans, Arthur. 1928. The Palace of Minos at Knossos, II, p. 199-201, fig. 110A,o
Myres, John (ed.). 1936. British Archaeological Discoveries in Greece and Crete 1886-1936, p. 28
Hughes-Brock, Helen and Boardman, John. 2009. Corpus of Minoan and Mycenaean Seals VI: Oxford, the Ashmolean Museum, no. 133