Cook Islands 5 Dollar 2024 – Iron Maiden Killers 1 oz Silver Proof Coin. Limited to only 1,981 pieces, in honor of the album’s release year, this coin is a must-have for any Iron Maiden fan or coin collector. Each coin is housed in a deluxe presentation box, complete with a certificate of authenticity, making it a perfect tribute to the band’s enduring legacy. 1 oz fine silver. Limited to 1,981 pieces. High-relief design with stunning detail. Includes a deluxe presentation box with a certificate of authenticity.