A turquoise inlaid gilt-bronze openwork mirror, Eastern Zhou, Warring States period (475-221 B.C.) or later, featuring a central knob surrounded by a circular border adorned with three feathers and encircled by figures amidst mythical beasts. The mirror also showcases an outer band of mythical beasts and cloud pattern, all gilded. The reverse side exhibits a black-green patina with some encrustation. This mirror comes with a fitted Japanese wood box, 17 cm diam