Lot 222. An agate 'mountain' brushrest, Qing dynasty (1644-1911). The stand, 9cm, 3 1/2 in. Estimate 3,000 — 5,000. Lot sold 3,500 GBP. Photo courtesy Sotheby's.

carved as three mountain peaks, the stone of grey tone with white and caramel inclusions, carved and pierced lapis lazuli stand.

Sotheby's. Important Chinese Art, London, 13 may 2015