Yongzheng six-character marks and of the period Each jar finely potted with broad shoulders surmounted by a short upright neck, deftly and meticulously enamelled in rich and vivid iron-red tones depicting two front-facing and four further striding four-clawed dragons writhing with undulating scaly bodies and outstretched limbs amidst scattered flames above a turbulent sea of green-enamelled swirling waves, wood covers. 18.5cm (7 1/4in) high (4).