C262.  Iron sukashi tsuba: koto (musical instrument) bridges.  7.2 x 7.5 x .4 cm.  The nakago hitsu-ana is .8 x 2.5 cm.  Signed Bamen Tsunemasa with a kao, and I’ve been told this is a common theme for the artist. This tsuba has a soft & smooth surface and a fine patina.  Condition is excellent.  $325.