Koryo dynasty celadon bowl. The exterior with white and black slip inlaid decoration of chrysanthemum roundels within double rings and a scrolling vine pattern the interior with an upper scrolling pattern with 4 floral sprays. The olive green glaze pooling to blue-green and burned in the kiln to a drab tone on a portion of the exterior. 12th to 13th century. Good condition. Diameter 8 inches . Height almost 2 1/2 inches