Time Machine - Ancient Coins/Roman/Byzantine April 03, 2000 Lot: 74 Byzantine. Ancient. Manuel I. Half Tetarteron. (SB 1979) Bronze. Grade:F+/F 143-1180AD, Monogram #58, with large clumsy letters/Rev. Bust of Manuel facing, beardless, wearing crown and loros and holding labarum and gl. cr., dark green patina, Est. $50