Two rock crystal bowls. Photo Bonhams

Comprising one shaped as a peach and decorated with five bats in shallow relief; the other of oval form, each of the paired handles designed as one of the Laughing Twins, 'He He Er Xia'. The latter 13.3cm (5¼in) wide (2). Estimate: £800 - 1,200, € 960 - 1,400, HK$ 9,800 - 15,000

Bonhams. Chinese & other Asian Works of Art, 29 Feb 2012. London, Knightsbridge www.bonhams.com