Qianlong (1736-1795), the cylindrical body supported on three cabriole feet, the exterior divided into two bands of scrolling lotus between raised ribs, all enamelled in vivid tones of white, red, yellow, pink, green and blue against a turquoise ground, four-character Qianlong mark and 'wei' incised to base,9.4cm diameter, 439.6g清乾隆 铜胎掐丝珐琅筒式炉 《乾隆年制》《惟》楷书刻款