Grain pattern Sapphire in Western Han Dynasty

Collected in Yangzhou Han Guangling Tomb Museum

Diameter 11.2cm, aperture 3.6cm, 0.4 cm in thickness

Unearthed in II tomb Shenju Mountain Gaoyou, Yanzhou in 1980

Poor in texture, there are grain patterns carved on the jade body; two cracks, while the incomplete edge has been repaired; one side is impure.