KM81,Fr-86, Proof 69 Deep Cameo PCGS. Mintage: 100. An impressivecommemorative type that celebrates Marco Polo's exploration and theintroduction of Central Asia and China to the Western world throughhis writing. One of the keys to the Chinese 500 Yuan series with anextremely low mintage and few instances of public sales to speakof. An essentially flawless Superb Gem as one would expect from thegrade and the only example thus far certified by PCGS.