An unusual three-case kurogaki (persimmon wood) inro containing a large rock crystal tama
 
Late 19th century
 
Carved with two turtles on rocks, as well as waves crashing around a large rock crystal tama contained within, visible from the outside, with inlaid silver droplets of water, unsigned. With a carved lacquer ojime and a Kurogaki netsuke carved with a dragon, clouds and waves with silver mounts.
 
L. 10 cm