M240.  Tanto tsuba.  3.8 x 5.4 x .45 cm.  The nakago hitsu-ana is .6 x 2.5 cm.  Lovely copper worked in fine tsuchimei: a shakudo branch with silver buds and 1 gold blossom graces the top half of the plate and wraps around to the back.  Condition is pristine and the work is exquisite: a very choice piece.  $295.