A 'Doucai' saucer dish, Qing Dynasty, 18th century, the interior painted with an iron-red dragon writhing among clouds in a central medallion encircled around the cavetto with four iron-red carp leaping from crested green waves, within underglaze-blue outlines and double line borders, the underside encircled with further crested waves, the base inscribed with an apocryphal six-character Xuande mark within a double circle 16 cm