Probably Goryeo period (918-1392), Buncheong ware plate with stamped bands of patterns including chrysanthemums, and waves radiating outwards from center, six kiln spur marks to surface, unglazed to underside foot.

1 1/4 in., 5 1/2 in. diameter

Good estate condition; area to rim that looks to be restored but is not showing under uv blacklight.