Yongzheng six-character mark and of the period The wide, conical bowl with gently everted rim, resting on a concave, tapering foot, the bowl decorated to the exterior with three crisp mandarin fish in a bright copper red, each detailed with serrated dorsal and rounded tail fins, the interior of the stem with the underglaze blue six-character mark in a line. 15.4cm (6in) diam.