Lot 1635. Two small blue and white cups, Jiajing six-character marks in underglaze blue within single circles and of the period (1522-1566); 2 ¾ and 2 3/8 in. (7 and 6 cm.) diam. Estimate USD 10,000 - USD 15,000. © Christie's Images Ltd 2019 

Each cup has shallow rounded sides decorated on the exterior with three sea beasts in flight between clouds and a ribbon-tied lozenge, and the domed center of the interior is decorated with a rock rising from waves within double circles, Japanese wood box. 

Christie's. Fine Chinese Ceramics & Works of Art, New York, 22 March 2019