Davies, yang masuk dalam daftar pemain Fabio Capello ketika tim Inggris melakukan laga persahabatan melawan Swiss bulan lalu, cedera ketika timnya bermain 1-1 lawan pimpinan klasemen Arsenal, Sabtu.
Davies, who was named in Fabio Capello's preliminary England squad for the friendly against Switzerland last month, was injured in the 1-1 draw at leaders Arsenal on Saturday.