K105.  Large iron sukashi tsuba.  8.3 x 8.4 x .9 cm at the raised rim (.5 cm on the plate).  The nakago hitsu-ana is.9 x 2.8 cm.  Conch shell is the design; the segmented rim is a nice addition and adds weight (figurative and literal) to the piece.  Condition is excellent.  $440.