Lot 16. A grey jade 'chi' dragon sword guard, Western Han Dynasty (206 BC–9 AD); 5.5cm (2 1/8in) wide. Estimate HK$ 30,000-50,000. Sold for HK$ 47,500 (€ 5,634). Photo: Bonhams.

Partially attached to the remains of an iron blade, the lozenge-sectioned guard carefully worked on the exterior with a chi dragon in high relief on one side and a taotie on the reverse, the stone of a dark greyish tone with russet inclusions.

Bonhams. The Sze Yuan Tang Collection of Chinese Jades, Hong Kong, 5 April 2016