China (Peoples Republic), bimetallic proof 50 yuan (1/2 oz gold, 1/5 oz silver) Panda, 1990, NGC PF 69 Ultra Cameo ("top pop"). KM-281; PAN-133A. Anthony: "The Mint brought a new type of Panda to the 3rd Hong Kong Coin Exposition in 1990… This multi-metallic style has developed a strong following among Panda afficionados." None appear in MS 70 in the current NGC census. Mintage: 2,000 (all sold at the Hong Kong show in 1990). Pedigreed to the Gansu Collection of Chinese Panda Coinage.