A Doucai 'Sun' Porcelain Stem Cup 19th century delicately potted with deep U-shaped sides supported on a tall splayed foot, the exterior delicately decorated in underglaze blue, red, yellow and green enamels with a fiery sun rising from vaporous swirling clouds, the interior of the foot bearing a horizontal Yongzheng six-character mark in underglaze blue. Height 3 1/2 inches. Estimate $3,000-5,000 Property from an Important East Coast Collection Height 8.9cm