Three Chinese hardstone archer's rings, Qing Dynasty (1644-1912) and later, comprising: an undecorated black-flecked spinach jade ring, an agate ring, and a mottled greenish-grey jade ring with low relief decoration of the taiji symbol interspersed with Taoist trigrams. Provenance: The Gwenneth Haines collection. The spinach jade ring 2.25 cm high, 3 cm diameter