Period:Song dynasty Production date:1111-1117 Materials:copper alloy Technique:cast Dimensions:Diameter: 24 millimetres Description: Copper alloy coin. IMG Comments:

Period:Northern Song dynasty Production date:1111-1117 Materials:copper alloy Technique:cast Dimensions:Diameter: 24.10 millimetres Height: 9.40 millimetres Weight: 1.50 grammes Th...

Period:Song dynasty Production date:1111-1117 Materials:copper alloy Technique:cast Dimensions:Diameter: 29 millimetres Weight: 7.15 grammes Description: Copper alloy coin: Zhenghe...