Sicily, Katana (c.460 BC), Tetradrachm, 17.1 gms., man-headed bull standing right, Nike flying right above bearing fillet, border of dots, rev. /KKATANA/k, Nike wearing long chiton advancing left carrying fillet and spray, /KK/k (retrograde) in front (BMC 7; Randazzo 73 for obverse die, 70 for reverse die; Kunstfreund 85, same dies), light porosity but extremely fine or better and very rare, early classical die engraving