Alexius I, 1081-1118 AD. AE Tetarteron (1.3 gm, 16mm). Thessalonica mint. Sear 1932 Obv.: Patriarchal cross on two steps. In field: A-delta / K-phi. Rev.: Bust facing, wearing crown and loros, holding scepter and globus cruciger. Sear 1932. Good fine. Price US$ 25.00 Courtesy of Tom Vossen Ancient Coins on vcoins.com, May 2011.