Catalogue entry no. 459 by Max Loehr:
459 Pommel of a Sword
Pale brownish green and bone-colored stone of medium translucency but inferior hardness. The disk-shaped piece has a large umbo, which is decorated with an incised whorl made up of four C -spirals. Enclosing the umbo is an inward-sloping zone with spiral curls in relief. On the reverse side is a smaller boss with two slanting perforations that join to form a tunnel; this boss is surrounded by a concave zone. Late Eastern Chou.