2023 Niue Disney 100th Ann. Steamboat Willie 1 oz Silver Stamp NGC PF70 UC. 2023 Niue Disney 100th Anniversary Steamboat Willie 1 oz Silver Stamp NGC PF70 Ultra Cameo For sale is a 2023 Niue 1 oz Silver Steamboat Willie Stamp. Certified / graded by NGC at PF 70 Ultra Cameo. View pictures for details and condition. There are multiple available, so the coin you receive may not be the exact coin pictured, however it will be similar quality. Check out our other items in our online store! Steamboat Willie 1 oz Silver Stamp. NGC PF70 Ultra Cameo. For sale is a 2023 Niue 1 oz Silver Steamboat Willie Stamp. Sorry, our items are NOT available for pick-up. No additional information at this time. You might also like. 2009 S Lincoln One Cent Bicentennial Proof Set. 25 Ounce USCC U. 1800 Draped Bust Large Cent ANACS VG 8 Details.