The 2025 Chad Excalibur Legend of King Arthur 1oz 999 Silver Coin features a stunning green crystal design, showcasing the iconic legend of King Arthur. This silver coin, minted by Excalibur, contains 1 oz of. 999 fine silver and has an antique strike type. With its unique design and high-quality composition, this coin is sure to be a prized addition to any collection or investment portfolio.