BYZANTINE EMPIRE. Manuel I. Comnenus 1143-1180 AD. Æ Tetrateron (5.34 gm; 20 mm). Thessalonica Mint. Bust of St. George facing, holding spear and shield / Bust of Manuel facing, holding labarum and globus cruciger. Sear 1975. Well struck on a nice full flan. Nice dark original green patina. Choice VF / EF.