Concave underside, with a light groove near the edge. Concave wall, offset by a light ridge near the top and the bottom, where it is thickened. Shallow groove on top of rim. Underside reserved. Added red line at the two ridges on the wall and at the groove on the rim. Two very small holes are pierced from the ridge above the foot through the underside, for thread or wire. The opposite side is chipped at this point and may have been similarly pierced.