A bronze belt hook, Eastern Zhou Period

Cast with a dragon-head finial and a raised button on the reverse of the arched body with faceted surfaces inlaid in gold, silver and turquoise forming a pattern of ovoid lozenges (metal degraded, losses to inlay). 7 1/2in (19cm) long - Estimate: $500 - 700

Bonhams. SoMa Estate Auction, 25 Jan 2009. 220 San Bruno Avenue, San Francisco www.bonhams.com