Lot 5. A bronze 'Immortals' mirror, Han dynasty.Estimate 2,000-3,000 USD. Lot sold 7,500  USD. Photo Sotheby's 

the central hemispherical boss encircled by a row of nipples, the main field cast in high relief with Xi Wangmu (Queen Mother of the West), seated opposite her consort, Dong Wanggong (King of the East), each resting on a cushion flanked by attendants, divided by two chariots pulled by three horses galloping and four bosses in dotted rings, the raised rim with a stylized bird and animal border, the silvery-gray patina with green and brown encrustation, Japanese wood box (6); Diameter 8 1/8  in., 20.6 cm 

PROVENANCE: Kitayama Fine Arts, Tokyo, acquired in the 1970s.

EXHIBITED: Tokubetsu tenji chugoku no bijutsu hitori no me, Kuboso Memorial Museum of Arts, Izumi, 1984, cat. no. 106.