2020 Canadian Silver Maple Leaf Proof - 1 ounce Silver Incuse with Black Rhodium! The item "2020 Canadian Silver Maple Leaf Incuse Black Rhodium 1 oz $20 Proof NGC PF70 FR" is in sale since Wednesday, November 11, 2020. This item is in the category "Coins & Paper Money\Bullion\Silver\Coins". The seller is "martymacwholesale" and is located in Monroe, Michigan. This item can be shipped worldwide.