Steampunk Nautilus 3 oz ultra high relief silver coin antiqued Cook Islands 2022. It’s important to note that only 888 of these coins were struck. You will receive a presentation box and a Certificate of Authenticity with your coin. Year of Issue 2022. Metal Purity 0.999. NAUTILUS Steampunk 3 Oz Silver coin is dedicated to the legendary Nautilus, from the fantastic underwater world known from Jules Verne’s “20000 Leagues Under the Sea”. The coin is partially Gilded, has an Antique Finish quality and comes in a case, along with the Certificate of Authenticity. Limited mintage of only 888 pieces worldwide!