Twenty Thousand Leagues Under the Sea. Struck in 3 oz of. 999 fine silver, the coin features a vibrant blue enamel inlay with a detailed image of the Nautilus and a giant squid lurking below. The obverse displays Queen Elizabeth II, while the reverse is a true piece of art that captures the mystery and adventure of Jules Verne’s famous novel. Housed in a steampunk-style porthole wooden case, this coin is a must-have for literary and sci-fi collectors. Tribute to Jules Verne’s. Gorgeous blue enamel underwater design. Proof strike – mirror finish and ultra detail. Includes original wooden display case (nautilus porthole style). Certificate of Authenticity included. Limited mintage – very hard to find. Additional images available upon request.