North European, 12th-13th century, Pawn in the form of a standing guard. Photo courtesy Sotheby's

marine ivory; 7.8cm., 3in. Estimation  12,000 — 18,000 GBP

This little shield bearing figure, presumably a pawn from a chess set, with mop haircut, tunic and bulging eyes, recalls those carved on gaming counters of the 12th century. The eyes of this figure were originally inlaid with jet or possibly mica beads, which are now missing.

Sotheby's. European Sculpture & Works of Art. London | 04 déc. 2013, 11:00 AM -www.sothebys.com