The 2023 coin also bears a small privy mark micro-engraved with the number 23 which is visible under magnification. Each coin features the Royal Canadian Mint's MintShieldT technology, a breakthrough that significantly reduces the occurrence of milk spots. The obverse of the Canadian Maple 1oz Silver Coin bears the portrait of Queen Elizabeth II, the 2023 year-date and the monetary denomination. 1 troy ounce of 999.9 pure silver Producer: Royal Canadian Mint. Series: Maple Leaf Legal tender: 5 CAD Condition: Uncirculated Year of production: 2023 Diameter: 38.00 mm Thickness: 3.29 mm.