2024 Niue DC Villains Harley Quinn 1 oz Silver Colorized Proof Coin in OGP. For sale is a 2024 Niue DC Villains Harley Quinn 1 oz Silver Colorized Proof Coin in OGP. View pictures for details and condition. There are multiple available, so the item you receive may not be the exact item pictured. However, it will be similar quality. Check out our other items in our online store!