STORE NEWSLETTER SIGN UP. A coin with a certificate of authenticity and a box. 0.9999 / PROOF. MINIMUM GROSS WEIGHT (G). 16.83 X 59.95. The item “Canada 2019 20$ Eagle Feather Northwest Coast Art 1OZ Pure Silver Proof Coin” is in sale since Friday, September 25, 2020. This item is in the category “Coins & […]