Sapphire in Western Han Dynasty

Collected in Yangzhou Han Guangling Tomb Museum

Diameter 12.3cm, aperture 4.1cm, 0.5 cm in thickness

Unearthed in II tomb Shenju Mountain Gaoyou, Yanzhou in 1980

Plain without patterns; in the middle, a crack has been repaired, while a corner is missing; it seems like jade with yellow color and several ice cracks.