This $20 coin is certified to be 99.99% pure silver, with a metal weight of 31.39 grams and a diameter of 38 millimeters. The reverse image by Canadian artist Trevor Tennant features a female and male plains bison as they quietly set out to graze in the summer sun. The obverse features the effigy of Her Majesty Queen Elizabeth II by Susanna Blunt
Specifications: Face Value: 20 dollars Mintage: 7,500 Composition: 99.99% pure silver Weight (g): 31.39 Diameter (mm): 38 Edge: Plain with edge lettering Finish: Proof Certificate: Serialized 4,363/7,500
Packaging: Coin encapsulated and presented in a maroon clamshell case lined with flock.