Thumb Score: +15 Costco Wholesale has for their Members: 1 Troy Ounce 2024 American Buffalo Gold Coin (New In Assay) for $2469.99. Shipping is free. Thanks to Community Member chemman14 for finding this deal. Note: A Costco Membership is required to purchase this item. Limit of 1 Transaction Per Membership, with a Maximum of 5 Units.