T340.  Iron sukashi tsuba signed Echizen Ju Kinai Saku.  7 x 7.1 x .55 cm.  The nakago hitsu-ana is .8 x 2.7 cm.  Cloud forms and tumbling plovers are very crisply carved: a very pleasing design, I think.  One hitsu is plugged with shakudo.  Condition is excellent.  $325.