M157.  Iron tsuba with silver ten zogan and gold/brass.  8 x 8.7 x .5 cm.  The nakago hitsu-ana measures .75 x 2.8 cm.  This is a very bold tsuba: heavy hammer work, tekkotsu, a flower at the top wild stuff everywhere else.  This is either brass or dark gold, definitely silver ten zogan at the bottom.  Excellent condition.  $75.