White calcified jade with cloudy dark grey veining, smooth surface polish. China, Eastern Zhou Dynasty (5th-4th century BC)

Circular ring ornament in the regular shape of a flattened ‘bi disc’, both sides with plain polished surface

Shape: Circular disc shape with straight edges, grooved traces on the inside of the slightly irregular central perforation indicate that the disc was worked from both sides
Dimensions: 6,7 cm (outer diameter), 2,4 cm (width)
Condition: Good condition consistent with age, very minor scratches
Provenance: Private Canadian Collection. Collector’s label reads: ‘River Crossing Protection. 98 [in red]’

東周青灰色素璧
品相與年代相符，些微劃痕
加拿大私人收藏，藏家標簽‘River Crossing
Protection. 98 [in red]’