Chinese
Northern black ware of Cizhou type: off-white stoneware with dark brown glaze, the interior with russet markings in overglaze iron oxide, the exterior with russet skin and purplish brown slip on the lower portion. Probably from the Cizhou kilns at Guantai, Cixian, Hebei province.
Northern Song (960-1127) to Jin (1115-1234) period