Chinese Sang de Boeuf-Glazed Porcelain Shallow Bowl. The rounded sides rising from a slightly tapering ring foot to a slightly flared rim, covered inside and out evenly with coral-red glaze, the base inscribed in underglaze blue a Qianlong six-character seal mark and with 'Bluett & Sons Londoní circular label. {Diameter: 8 1/8 inches (20.6 cm)}. Property from a San Francisco Collection.