Marvel's Avenger series is an indescribable epic, and the Power coin captures an exciting moment that appears across stories spanning from genesis to the conclusion of the current phase of the Marvel Cinematic Universe. The essence of every hero, their triumphs, and honorable virtue the series featured is captured on this limited edition purest silver coin. The Power coin is an iconic, all-encompassing ode to every fantastical and wondrous tale told by these legendary superheroes, made immortal in 999.9 purest silver. Though the highest purity of precious metals like gold and silver is defined as 24K, the global standard for the highest purities of both gold and silver products is designated as 999.9 fine, and your MMTC-PAMP purchases are guaranteed to consistently meet those purities. As further assurance, the purity and weights of our products will always be greater than or equal to what you purchase – a standard internationally recognized as NIL-negative tolerance.