T223.  Iron sukashi tsuba.  6.7 x 6.9 x .55 cm.  The nakago hitsu-ana is .8 x 2.8 cm.  I recognize a cherry blossom; not sure what the rest of this is.  The plate is dense and in excellent condition.  Prominent tekkotsu on the rim.  This is special; it is a 1st class tsuba.  $375.